Write an expression that is equivalent to the following:
x + x + x + x - 20

Answers

Answer 1

Answer:

4x-20

Step-by-step explanation:


Related Questions

At lunch, Marc bought 2 quesadillas and 2 tacos for $10.16, and Jason paid $11.84 for 5 tacos and 1 quesadilla. What was the cost of each taco and quesadilla?

Answers

Answer:

At lunch, Marc bought 2 quesadillas and 2 tacos for $10.16, and Jason paid $11.84 for 5 tacos and 1 quesadilla. What was the cost of each taco and quesadilla?

I want to know only this question because I am not also so so I tell me

Can someone answer this ASAP PLEASE!

Answers

y²+13y-6
---------------
(y-1)²(y+7)

Need help I’m very confused

Answers

Shshhshshshuzhzhzususuusususu

Find the slope of 8y-2x=10​

Answers

Answer:

1/4

Step-by-step explanation:

8y=+2x+10

Divide by 8

y=2/8x+10

Y=1/4x+10

y=mx+b

M= slope

Mike is about 1.6 meters tall. A rock is about 2.3 x 10-² meters tall.
About how many times shorter is the rock compared to Mike?

A.1,400
B.700
C.140
D.70

Answers

Answer:

The answer to the equation should be C

10^-2 is 0.01
2.3 x 0.01 is 0.023m
1.6/0.023 is 69.56
about 70

EACH BULK BLUEBONNET SEED BAGS CONTAINS 2 / 3 OF A POUND OF SEEDS. THE CENTER WILL BUY 14 BLUEBONNET SEED BAGS. EACH BULK ROCKROSE SEED BAG CONTAINS 5/6 OF A POUND OF SEEDS. THE CENTER WILL BUY 7 ROCKROSE SEED BAGS. ESTIMATE HOW MANY POUNDS OF SEED THE WILDFLOWER CENTER WILL PURCHASE?

Answers

Answer:

The distance from the ladder to the end of the side is 5 ft. The distance from the top of the ladder to the bottom is 13 ft long! HOW TALL IS IT? WILL MARK BRAINLIEST

Use the slope formula to determine the slope of the line containing the two points.

(-1, -7) and (-6, -3)

A. 10/7
B. -4/5
C. -1/2
D. -5/4

Answers

the answer would be D

you take y1 - x1 and y2- x2 :)

Choose the explanation that shows why ΔADE is similar to ΔABC.

A. A dilation with center (0, 0) and scale factor 1/2 maps ΔABC to ΔADE.
B. A dilation with center (0, 0) and scale factor 2 maps ΔABC to ΔADE.
C. A translation 4 units right and 4 units up maps ΔABC to ΔADE.
D. A rotation 90° about the origin and a translation 2 units up maps ΔABC to ΔADE.

Answers

Hello,

First of all,
C. and D. are both incorrect because they apply translations to ABC; translations will misalign ADE with ABC.

Next,
A. is incorrect because a dilation of 1/2 will place D at (0,3) from its original point of (0,2). Also, the dilation will place E at (6,0) from its original point of (4,0). The triangle ADE would be too small to map ABC.

Finally,

B. Is the correct answer because a dilation of 2 will place D at (0,4)—where B is—and will place E at (8,0), where C is.
Choice B. maps ADE onto ABC

Sorry for that much information, but I think it’s useful. XD

What is the quotient?
36-6

O -30
O-6
O 6
O 30

Helpppp me please

Answers

Answer:

30

Step-by-step explanation:

36-6=30 I don't know if that was the answer you were looking for

Answer: 30

explanation: 36-6=30

find the unit rate
1/5 kilograms: 3/5 foot

Answers

Answer:

0.333333

Step-by-step explanation:

none

Michael buys some items at a grocery store.

Answers

Answer:

B

Step-by-step explanation:

It's b my correct answer is b

Find QUS, given the following sets:
P = {b, d, f, g}
Q = {a, b, c, d]
R = {c, e, f, g}
S = {a, d, g}

Answers

Answer:

Q=(a,b,c,d)

S=(a,d,g)

QUS=(a,b,c,d,g) Union of set means all the elements in both set.

The TV you bought was $900 and the sales tax was 10%, what was the total cost of the TV.

Answers

$990

10% of 900 is 90. 900+90

Si Mark ay nakagawa ng 84 na pirasong cookies. Kung ang mga ito ay kaniyang isisilid sa 7 maliliit na kahon. Ilang
pirasong cookies ang laman ng isang maliit na kahon?
1. lláng cookies ang nagawa ni Mark?
2. Ilang maliliit na kahon ang lalagyan ni Mark?
3. Isulat ang division equation:
4. Isulat ang multiplication sentence.
5. Ilang pirasong cookies ang laman ng isang maliit na kahon?​

Answers

1. Nakagawa siya ng 84 na cookies.
2. Inilagay niya ang mga cookies sa 7 na kahon.
3. 84 ÷ 7 = 12
4. 12 x 7 = 84
5. Ang bawat lalagyan ay may 12 na cookies sa loob nito.

Shen has to carry 316 apples from a farm to the market. How many baskets will he need, given that each basket can hold 43 apples?

Answers

Answer:

he will need 8 baskets or 7.3

London's family took a road trip to the Grand Canyon. London fell asleep 61% of the way through the trip. If London fell asleep after they had travelled 305 miles, what was the total length of the trip?

Answers

Answer: 782.05 miles.

Step-by-step explanation: Percentage is a ratio expressed as fraction of 100, in other words, 61% is represented as [tex]\frac{61}{100}[/tex] or 0.61.

London slept 61% of the journey, so it means he was awake for 39% of the journey. Now the total trip is [tex]\frac{100}{100}[/tex] or 1, so the relationship will be

0.39 ---- 305 miles

   1   ----- x

[tex]x=\frac{305}{0.39}[/tex]

x = 782.05

The total length of the trip was 782.05 miles.

Answer: 500

Step-by-step explanation:

HALLPPPPP!!
Find k if the line y = kx+5 passes through the point (-6,14)

Answers

Answer:

Step-by-step explanation:

14=k(-6)+5

-6k=9

k=-1.5

Last week a gumball machine dispensed 12 purple gumballs and 48 other gumballs. What is
the experimental probability that the next gumball dispensed will be purple?
Simplify your answer and write it as a fraction or whole number
P(purple) =

Answers

Answer:

1/5

Step-by-step explanation:

12/60=1/5

solve for m : -5m + 14 = 9

Answers

wdgsvwrshgsgcAnswer:

Step-by-step explanation:

sadgsd

M is nothing because -5-14 already equals 9 so it’s either you add the m to the nine or don’t worry about the m

-8-(-13) simplified

Answers

The answer is 5.
-8 minus -13 = 5

Answer:

5

Step-by-step explanation:

-8-(-13)

you can cross out any 2 minuses, leaving you with

-8+13

and plus and minus make minus, so

13-8

leaves you with your answer, which is 5!

PLEASE HELP I WILL MARK BRAINLEIST
The scale used on a map is 5 millimeters represents 32 kilometers. How many millimeters represent 160 kilometers?

160 mm
25 mm
1 mm
800 mm

Answers

Answer:

25 mm

Step-by-step explanation:

Set up a proportion where x is the number of millimeters for 160 kilometers

[tex]\frac{5}{32}[/tex] = [tex]\frac{x}{160}[/tex]

Cross multiply and solve for x:

32x = 800

x = 25

So, 25 millimeters represent 160 kilometers

Answer:

25 mm

Step-by-step explanation:

I hope I helped :)

Amy’s pets groundhog ate 32 lbs. of the food this month. Last month, it only ate half that much. How much did it eat last month?

Answers

Answer:

The answer is 16 because half of 32 is 16.

Step-by-step explanation:

16+16=32

32-16=16

Answer:

Step-by-step explanation:

(Half)= 2

Divide 32 by 2

32÷2= 16

Amy's pet groudhog only ate 16 Ibs last month.

Simplify the inequality:
-12.4x+8x > -0.4x-5.2-2.7

Answers

Answer:

x < 1.975

Explanation:

-12.4x + 8x > -0.4x - 5.2 - 2.7

Add similar elements: -12.4x + 8x = -4.4x

-4.4x > -0.4x - 5.2 - 2.7

Subtract -5.2 - 2.7: -7.9

-4.4x > -0.4x - 7.9

Multiply both sides by 10

-4.4x · 10 > -0.4x - 7.9 · 10

Refine

-44x > -4x - 79

Add 4x to both sides

-44x + 4x > -4x - 79 + 4x

Simplify

-40x > -79

Multiply both sides by -1 (Reverse the inequality)

-40x (-1) > -79 (-1)

Simplify

40x < 79

Divide both sides by 40

40x / 40 < 79 / 40

Simplify

x < ⁷⁹⁄₄₀

Turn the fraction into a decimal

x < 1.975

A grocery store sells fruit snacks that come packaged in two different sizes. The small box has 8 snacks for $2.48, and the large box has 12 snacks for $3.48. The unit rate (in dollars per snack) of the larger box IS HOW MUCH CHEAPER than that of the small box?

Answers

Answer:

2

Step-by-step explanation:

2.48 divided by 8 is .31 and 3.48 divided by 12 is .29 so 2

Solve the inequality: l 2x + 5 l > 15

Answers

2x>15-5
2x>10
Answer: X>5

graph the line with the slope 3 passing through the point (2,-1)​

Answers

Answer:

I can't draw at the moment but I'll try to teach how as best as I could.

Draw the Cartesian plane (x and y-axis)Locate the point (2, -1). To do this, go to x=2 then go down by 1 unit. Plot it or mark this point by a dot.Then from this dot, go 3 units to the right. After that, go up by 1 unit and mark that with a dot. By this time, you now have 2 dots.Connect them and that's it.

Express as a trinomial.
(2x+4)(x-1)

Answers

-2x^2+2x-4 is the answer

Answer:

2x^2+6x+4

Step-by-step explanation:

2x^2+2x+4x+4

2x^2+6x+4

Does this expression represent the sum 13.76 + 2.8?

sixteen and fifth-six hundredths

Answers

Answer:

Yes true

Step-by-step explanation:

the numbered add up

Which has the same value 75%

Answers

Answer:

75/100

Step-by-step explanation:

A radioactive substance decays at a rate of 3.4% per day. If it starts at 200 grams, how
many days will it take for the substance to decay to less than 150 grams?

Answers

Answer: 9

Step-by-step explanation:

Since the percent is decaying, you subtract 3.4 from 100, which gets you 96.6

200(0.966)^9 gets you 146.5 which is less than 150

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