find an expression equivalent to 4x – 4 – 2x + 3.
2x – 1
6x – 1
2x – 7
–2x + 3

Answers

Answer 1
6x-1 because you combine like terms 4x+2x=6x and then -4+3=-1
Answer 2
That will be 2x-1 because
(4x-2x)+(-4+3)=
2x-1

The addition sign would turn to subtract because of the reciprocal sign. Reciprocal is a sign that switch base on your sign of negative and positive.

Related Questions

please help me with this math question Graph this line using the slope and y-intercept:

Answers

Answer:

(8,1) (15,2) (22,3) (29,4) (36,5) (43,6)

Step-by-step explanation:

Answer:

Step-by-step explanation:

The equation y=7x+1 is written in slope intercept form. That would be:

y=mx+b

m is the slope

b is the y intercept, or where the line first is seen on the y axis.

Because b=1, the y intercept is 1.

Because m=7, the slope is 7.

STEP 1: GRAPH THE Y INTERCEPT.

Since b=1, the line crosses the y intercept when y=1. So graph y=1 on the coordinate plane.

STEP 2: GRAPH THE SLOPE

Do this by going up 7, then right 1. Because 7 is a positive number, you go up.

hope this helps !!! brainliest would be appreciated :D

HELP ASAP!!!!!!!!!!!!!

Answers

Answer:

34 (looking at the image im kinda unsure of my answer cuz 4*34=136 and that doesn't look like 136)

Step-by-step explanation:

angle TSU = angle PSR = 4x

from that we know that PSQ=x

so then we know PQS=180-2x

180-2x+68=180

2x=68

x=34

I am pretty sure the answer is x=34?

PLEASE HELP QUICK!
A pencil cup is shaped like a right rectangular prism. It has a base area of 9 square inches and a height of 312 inches.

What is the volume of the pencil cup?


1212 in³

1534 in³

2114 in³

3112 in³

Answers

Answer:

i got 2808 in3 which wasn't on the list and i was extremely confused, i redid the problem multiple times and got the same answer, i used a calculator AND searched of the web, it still gave me the same answer, if those are the only options something might be wrong, the answer should be 2808 in3.

2808.3 inches
(Used the volume formula)

SCIENTIFIC NOTATION 8TH GRADE MATH KA- CORRECT ANSWERS ONLY PLS :)))) have a great day folks

Answers

Answer:

4.82[tex]*10^{-4}[/tex]

Step-by-step explanation:

0.000082 + 0.0004 = 0.000482 = 4.82[tex]*10^{-4}[/tex]

4.28x10 to the power of 4

How do you figure out if a shape is similar or not using rectangle diagnols?

Answers

Answer:

How do you figure out if a shape is similar or not using rectangle diagnols?

Assuming that diagnols = diagonal, it is not possible to define a similarity relationship without measuring at least one side.

their sides have to be proportional form equal ratios

HELP ASAP LIKE RIGHT NOW

Answers

My best guess is add all of the numbers together then divide by 6 then check your choices to see if your response matches
The answer is G. 12.6

100 POINTS+BRAINLIEST: 8TH GRADE MATH PT 3- Write equations by simplifying polynomials Tyyy

((offensive answers or ones for the sake of points will be reported))

Answers

Answer:

d.  3x + 6 = 26

Step-by-step explanation:

Definitions

Integer:  a whole number that can be positive, negative or zero.
e.g. ..., -3, -2, -1, 0, 1, 2, 3, ...Even number: an integer that is exactly divisible by two.  For example, 2, 4, 6, 8 are all positive even numbers.Consecutive: following one after the other in order.

The sum of three consecutive even integers

Let x be the first even integer.

As there is a difference of 2 between consecutive even integers, the next even integer after x will be (x + 2).

Therefore, the next even integer after (x + 2) will be (x + 2) + 2 = (x + 4).

So "the sum of three consecutive even integers is twenty-six" is:

x + (x + 2) + (x + 4) = 26

To solve

⇒ x + (x + 2) + (x + 4) = 26

⇒ x + x + 2 + x + 4 = 26

3x + 6 = 26

(Please note that there are no three consecutive even integers that sum to 26, so the problem cannot be solved).

the answer to the question is d.

3 friends shared 48 pineapples equally among themselves. One of the friends sold all his pineapple each at $5 how much did he get from selling the pineapples?

Answers

Answer: $80

Step-by-step explanation:

Step 1: Find how much each person got

48 pineapples shared amongst 3 people

48÷3= 16 pineapples each

Step 2: Find how much he earned

16 pineapples for $5 each

Total money made: 16x5= 80

$80 in all selling his share of the pineapples

hope this helps!!

The total amount of money the friend made from selling his pineapples is $80

How much did he get from selling the pineapples?

Total pineapples = 48

Total friends = 3

Number of pineapples each friend takes = Total pineapples / Total friends

= 48/3

= 16 pineapples per friend

Cost of each pineapple = $5

Total amount the friend made from selling his pineapples = Cost of each pineapple × Number of pineapples each friend takes

= $5 × 16

=$80

Hence, the friend made $80 from selling his pineapples.

Read more on selling price:

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the point of M ( a, 4 ) is the midpoint of the line segment with endpoint at A(1,3) and B(5,b). Find the value of a and b

Answers

The value of a and b from the coordinates are 3 and 5 respectively

Midpoint of coordinates

The formula for finding the midpoint of two coordinates is expressed as;

M(x, y) = {x1+x2/2, y1+y1/2}

Given the following coordinates

M(a, 4)

A(1,3)

B(5,b)

Using the formula

a = 1+5/2

a = 6/2

a = 3

Similarly

4 = 3+b/2

8 = 3+b

b = 8-3

b = 5

Hence the value of a and b from the coordinates are 3 and 5 respectively

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The values are A = 3 and B = 5

What is the relationship between x and y?
Oy and x stay constant
Oy increases as x increases
Oy decreases as x increases
Oy stays constant as x increases

Answers

A is correct because xy is consistna
B increases as c increases, because on the graph you can see this is a positive so every time the x increases the y increases also.

Can someone answer this question pls- 40 points? plus brainliest if you explain.
1. A light bulb is one-hundredth of an inch thick, with an allowable error of 2%. What is the least allowable thickness of the filament?
A. 0.00098
B. 0.0002
C. 0.0098
D.0.0102

Answers

Answer:

Answer:

0.00998 Inches

Step-by-step explanation:

Thickness of the light bulb filament = 0.01 Inch

Allowable error = 2%.

2% of 0.01 = 0.02 X 0.01 =0.0002 Inch

Therefore, the allowable thickness of the bulb filament

We can then calculate the least allowable thickness of the filament as:

The least allowable thickness of the filament is 0.00998 Inches.

Answer:

C. 0.0098

Explanation:

one-hundredth of an inch: 1/100 ≈ 0.01 (inch)

Upper-bound (maximum error):

= 0.01 × (100% + 2%)

= 0.01 × 102%

= 0.0102 inches

Lower-bound (minimum error):

= 0.01 × (100% - 2%)

= 0.01 × 98%

= 0.0098 inches

Hence, the greatest allowable thickness of filament is 0.0102 inches and mostly the least allowable thickness is 0.0098 inches, which is the answer.

Copy the problems onto your paper, mark the givens and prove the statements asked.
CN=WN, ∠C≅∠W
Prove RN=ON

Answers

The statements and reasons for the proof are:

CN ≅ WN [given]∠C ≅ ∠W [given]m∠CNR ≅ ∠WNO [vertical angles theorem]ΔCNR ≅ ΔWNO [ASA theorem]RN = ON [CPCTC]

What is the CPCTC and ASA Congruence Theorem?

When two triangles have two corresponding congruent angles and one corresponding included sides that are congruent, both triangles are congruent by ASA. By implication, the CPCTC states that since they are congruent triangles, all its corresponding parts are congruent to each other.

The statement for the proof along with the reasons in bracket are:

CN ≅ WN [given]∠C ≅ ∠W [given]m∠CNR ≅ ∠WNO [vertical angles theorem]ΔCNR ≅ ΔWNO [ASA theorem]RN = ON [CPCTC]

Learn more about the CPCTC theorem on:

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They have articles explaining this but I would probably confuse you but good luck

A card is chosen at random from a standard deck.
What is the probability of choosing a red card
that is not a queen?

(A) 1/13
(B) 3/26
(C) 6/13
(D) 51/52

Answers

Answer:

6/13

Step-by-step explanation:

There are 52 cards in a deck, and 26 of them are red. There are 2 red queens in a deck, so the probability of choosing a red card that is not a queen is 24/52 = 6/13.

C) 6/13 is the answer

It is 10:30pm and my brain is not cooperating with me.

Answers

Answer:

[tex]v = 180 {cm}^{3} [/tex]

Step-by-step explanation:

V= lwh or l *w*h

Length: 15

Width: 3

Height:4

V=15*3*4

V=180

Step-by-step explanation:

so, you can't do any basic calculations anymore ? turned into a true couch potato/vegetable ?

the volume of a block is

length × width × height.

similar to the 2 dimensional problem of the area of a rectangle : length × width.

now we have one more dimension. that's all.

V = 15 × 4 × 3 = 180 cm³

Pls help I still don’t understand this topic

Answers

Counterargument is the answer!

Hope it helps you
A thesis statement sounds the most like what the question is asking for. A thesis statement summarizes the main point or claim in the text.
A counter argument is a set of reasons used to oppose an idea or a claim. So like dogs vs cats, I prefer cats they prefer dogs. “This is why cats are better”, would be my counter argument to, “this is why dogs are better”
A rebuttal is to refute or to contradict an idea or claim. This is usually based off of e wide de and not just opinions unlike the counter argument.
Lastly textual evidence is just evidence you get from the text.

Evelyn bought needles, balls of yarn, stitch holders, and patterns for her knitting kit. she bought 3 times as any stitch holders as patterns. 7 less needles than stitch holder, and 2 balls of yarn. She paid $5.25 for each pattern, $0.50 for each stitch holder, $3.25 for each needle, and $7.50 for each ball of yarn. How many of each did Evelyn purchase if she paid $58.25

Answers

She needs 345- (7) 5.25) 2(0.25

Answer:
answer is going to be

4 patterns

5 needles

2 balls of yarn

and 12 stitch holders

hope this helped u bro

Is this correct?

A boy earned $50. He saved $42 and used the rest to buy some text books. How much was each text book if he bought 4 texts books

Answers

$50 - $42 = $8
$8 / 4 = 2
The boy bought 4 textbooks costing $2 each!

Hope this helps!

Answer:

each book was 2 dollars

Explanation:

boy earned $50 he saved 42 dollars and used the rest ($8) to buy textbooks and he bought 4 text books that means each textbook is 2 dollars how (8÷4=2) .

hope it helps and Is what ur looking for.

HELP PLEASE!!!!!!!!!!!!!!!!!!!! I NEED IT ASAP!!!!!!!!!

Answers

i hope this helpssss
The answer is

x = 25


The coordinates of the points A and Bare (2,5) and (-1,5) respectively. Find
the equation of the line AB

Answers

Answer:

slope:

5 - 5 / 2 - (-1) = 0

Thus, the equation of the line is y = 5

The area of the garden was 2¾yd². If the length is 1 ½ yd, find
the width.

Answers

Answer:

11/6 or 1 5/6yards

Step-by-step explanation:

Area = Length x Width

2 3/4 = 1 1/2 w

11/4 = 3/2w  to change 2 3/4  into an improper fraction see this as 2 wholes plus 3/4.  Another name for 2 wholes is 8/4 then add the 3/4.  8/4 + 3/4 is 11/4.

Do the same for 1 1/2 which is 1 + 1/2 change 1 into 2/2 and add it to 1/2 which would be 3/2.

Now solve for x

(2/3) (11/4) = (3/2) (2/3) w  when I multiply 3/2 by its reciprocal of 2/3, I get the number 1 and 1 times w is just w.

22/12 =w.  I just multiplies the tops with the bottoms.  Now, divide the top and the bottom by 2 and you end up with 11/6.  If I divide 11 by 6, it will go into 11 one time with 5 left over.  The denominator remains 6.

Answer:

Step-by-step explanation:

The area A of a rectangle of length L and width W is A = L*W.  Solving this for W, we get A/L.

Substituting 2 3/4 yd^2 for A and 1 1/2 yd for L, we get:

W = (2 3/4 yd)^2 / (1 1/2 yd)

This is equivalent to (11/4 yd^2 divided by (6/4 yd), or 11/6 yd.

The width of this garden is 11/6 yard, or 1 5/6 yard.

Find the area
of the figure.

Answers

Answer:

first the triangle

t area=b x h ÷2

=(5ft x 10.5ft)÷2

=26.25ft sq unit

second the rectangle

r area=L × b

=9ft × 7.5ft

=67.5ft sq unit

last the triangle

t area= b×h÷2

=(9ft×4.5ft)÷2

=20.25ft sq unit

Total area= 26.25ft+65.5ft+20.25ft =112ft sq unit

Answer:

110.25 ft^2

Step-by-step explanation:

We can find the area of the figure by adding up the areas of three different shapes.

1) The right triangle

The formula for finding the area of a right triangle is: Base x Height x 1/2

The base in the right triable is 5 and the height is 9.

--> 5 x 9 x 1/2

--> 45/2

--> 22.5

2) The rectangle

The formula for finding the area of a rectangle is: Base x Height

The base is 7.5 and the height is 9.

--> 7.5 x 9

--> 67.5

3) The Isosceles Triangle (On the very right)

The formula for finding the area of a right triangle is: Base x Height x 1/2

The base of the triangle is 9, and the height is 4.5.

--> 9 x 4.5 x 1/2

--> 40.5/2

--> 20.25

Now that we know the areas of separate shapes, all we need to do is add them up!

22.5 + 67.5 + 20.25

= 110.25.

The area of the figure is 110.25 ft^2

Plotting Equivalent Ratios
Mr. Hendricks is plotting equivalent ratios on a coordinate plane. One of the ordered pairs is (3, 5). Which other ordered pair could he plot?

Answers

Mr. Hendricks is plotting equivalent ratios
on a coordinate plane. One of the ordered
pairs is (3,5) Which other ordered pair
could he plot? O (4, 6) O (6,4) 0 (6, 10) 0
(10, 6)
You put it on the 3,5 scale hope this help you

again i am timed. The perimeter of a rectangle is 80 centimeters. Which set of measurements could be the length and width of the rectangle? A. 20 centimeters and 18 centimeters B. 25 centimeters and 12 centimeters C. 26 centimeters and 14 centimeters D. 28 centimeters and 16 centimeters

Answers

Answer:

Option C; 26cm by 14 cm

Step-by-step explanation:

C,(26+14)*2=80cm=80cm

HELP NEEDED ASAP PLEASE !!!!!!!!!!
Divide 17.9 by 2.38. Round your answer to the nearest tenth.

0.7
7.5
0.8
7.6

Answers

Answer:

7.5

Step-by-step explanation:

You divide 17.9 by 2.38. That would give you 7.521008403361345.


Rounding to the nearest tenth would mean to round till you have a number right after the decimal point. When you round, you would get 7.5 since 2 isn’t enough to change the five to a six.


Hope that helps!! Have an amazing day!!

7.5 :)) if you divide 17.9 by 2.38 you’ll get an answer of 7.521008403361345 (which is very long)
Rounding to the nearest tenth means you need to round until you get a number which is right after the decimal point. The answer would be 7.5 since the 2 isn’t enough to change 5 to 6. Hope this helps and good luck in the future

Zoe is doing a survey to find the time her classmates spend playing video games. She asks the following question:

Which student spends the most time playing video games?

Describe the data you would expect her to collect from this question. (5 points)

Answers

Answer:

Step-by-step explanation:

I would expect her to find out how long each classmate spends playing video games. Then, I'd expect her to use this information and put it into a bar chart so that she can compare the numbers and find the biggest one, or who spends the most time playing video games.

Here's a random example:

Let's say she has 4 classmates, Zoe, Robert, John, and Taylor.

Zoe: 2 hours on video games

Robert: 6 hours on video games

John: 1 hour on video games

Taylor: 4 hours on video games

Then, i'd put this information into a bar chart. The screenshot is a random reference of what a bar chart looks like.

Answer: just find how much time each one spent ,  put it on a chart and yh

Step-by-step explanation:

PLSSS HELP IM STILL BEING TIMEDD

Answers

The measure of angle 5 is 68°. Why? Well, see below for an explanation!

The measure of angle 5 is 68° because this problem is under the category of “parallels cut by a transversal.” Under these circumstances, angles 1 and 5 are corresponding to each other. Corresponding angles are congruent, which means that they have the same measurements. This would mean that angles 1 and 5 both equal 68°.

Your final answer: B is your final answer. Since 1 and 5 are corresponding angles, they both equal 68°. If you need help, let me know and I will gladly assist you.

Answer:

68°

Step-by-step explanation:

corresponding angles are the same

PLEASE: Find The Ending Balence
1. $939 at 8% for 6 years

2. $823 at 3% for 9 years

3. $269 at 1# for 3 years

Answers

Using exponential functions, the ending balances are given as follows:

1. $1,490.07.

2. $1,073.83.

3. $358.04.

What is an exponential function?

An increasing exponential function is modeled by:

[tex]A(t) = A(0)(1 + r)^t[/tex]

In which:

A(0) is the initial value.r is the growth rate, as a decimal.

Item a:

The parameters are:

A(0) = 939, r = 0.08, t = 6.

Hence the balance is:

[tex]A(6) = 939(1.08)^6 = 1490.07[/tex]

Item b:

The parameters are:

A(0) = 823, r = 0.03, t = 9.

Hence the balance is:

[tex]A(9) = 823(1.03)^9 = 1073.83[/tex]

Item c:

The parameters are:

A(0) = 269, r = 0.1, t = 3.

Hence the balance is:

[tex]A(9) = 269(1.1)^3 = 358.04[/tex]

More can be learned about exponential functions at https://brainly.com/question/25537936

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what is the simple intrest on a loan of $3,500 at 3.5% over 5 years?

Answers

612.5 bc interest per year is 122.5(3,500x.035) and then you multiply by the x amount of years for the loan
612.5 because logic explains that is the answer

John has decided to prepare an old field for his son's new horse. the length of the field is 10 meters less than 4 times its width. He will spend $1,584 on fencing for the field at a cost of $4.80 per meter. He also needs to buy sweetgrass seed to plant in the field. The seed costs $3.98 per bag and each bag covers 460 square meters. If John has $1,600, is this enough money to purchase the fence and all the seeds needed to plant in this field?

Answers

Answer: The total money invested in the field will be $1,623.80

Step-by-step explanation:

step 1

Find the dimensions of the field

Let

x -----> the length of the field

y -----> the width of the field

p=2(x+y)

p(4.80)=1,584

p=330m

we know that

The perimeter of the field is equal to

so

330=2(x+y)----> equation A

x=4y-10 ------> equation B

substitute equation B in equation A and solve for y

330=2(4y-10+y)

165=(5y-10)

5y=165+10

y+35

Find the value of x

x=4(35)-10+130

therefore

The length of the field is 130 meters and the width of the field is 35 meters

step 2

Find the area of the field

The area of the field is

A=xy

substitute

A=(130)(35)=4,550m2

step 3

Find the number of bags of seed

Divide the area by 460

4,550/460=9.89 bags

Round up to the nearest whole number

9.89 bags=10 bags

step 4

Find the cost of the seed

(10 )(3.98)=$19.8

step 5

Find the total money invested in the field

1,584+$39.8=$1,623.80

Answer:

Step-by-step explanation:

Step-by-step explanation:

step 1

Find the dimensions of the field

Let

x -----> the length of the field

y -----> the width of the field

p=2(x+y)

p(4.80)=1,584

p=330m

we know that

The perimeter of the field is equal to

so

330=2(x+y)----> equation A

x=4y-10 ------> equation B

substitute equation B in equation A and solve for y

330=2(4y-10+y)

165=(5y-10)

5y=165+10

y+35

Find the value of x

x=4(35)-10+130

therefore

The length of the field is 130 meters and the width of the field is 35 meters

step 2

Find the area of the field

The area of the field is

A=xy

substitute

A=(130)(35)=4,550m2

step 3

Find the number of bags of seed

Divide the area by 460

4,550/460=9.89 bags

Round up to the nearest whole number

9.89 bags=10 bags

step 4

Find the cost of the seed

(10 )(3.98)=$19.8

step 5

Find the total money invested in the field

1,584+$39.8=$1,623.80

help please!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Answers

Answer:  60 local calls- SEE THE SCREENSHOTS FOR A DETAILED STEP BY STEP RESPONSE :)

also daM, that's a lot of calls

Step-by-step explanation:

Answer: 60 local calls bcz you remove the other 2 charges then divide by .25

Step-by-step explanation:

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