can somebody please teach me how to do compound inequalities?
i don't need a certain equation to be done, i just need to know how to do it. :)


pls help!...​

Answers

Answer 1

Answer:?

Step-by-step explanation:

Answer 2

Answer:

Desmos Practice Worksheetdyh.astromirasole.it › desmos-practice-worksheet

Multiplying and Dividing Polynomials Worksheet Answer Key Poly Want a ... Desmos is a graphing calculator that can be accessed through any web ... Activity: Compound Inequalities on the Number Line


Related Questions

can you multiply whole number by a number with a variable?

Answers

Answer: Definitely Yes.

Step-by-step explanation:

Answer: YES, YOU CAN

Step-by-step explanation:

A triangle has an area of 66 in2. If the base is 11 inches, what is the height?

Answers

Answer:

[tex] \Large{\boxed{\sf Height = 12 \ in}} [/tex]

[tex] \\ [/tex]

Explanation:

The area of a triangle is given by the following formula:

[tex] \\ [/tex]

[tex] \left[ \begin{array}{c c c} \underline{\tt Area \ of \ a \ triangle \text{:}} \\ ~ \\ \tt A = \dfrac{B \cdot H}{2} \end{array} \right] [/tex]

Where:

A is the area of the triangle.B is the base.H is the height.

[tex] \\ [/tex]

[tex] \Large{\boxed{\sf Given \text{:} } \ \begin{cases} \sf A &=\sf 66 \ in^2 \\ \sf B &=\sf 11 \ in \end{cases} } [/tex]

[tex] \\ [/tex]

Substitute these values into the formula and solve for H.

[tex] \sf A = \dfrac{B \cdot H}{2} \\ \\ \\ \longrightarrow \sf 66 \ in^2 = \dfrac{11 \ in \cdot H}{2} [/tex]

[tex] \\ [/tex]

Multiply both sides by 2:

[tex] \longrightarrow \sf 66 \ in^2 \cdot 2 = \dfrac{11 \ in \cdot H}{2} \cdot 2 \\ \\ \\ \longrightarrow \sf 132 \ in^2 = 11 \ in \cdot H [/tex]

[tex] \\ [/tex]

Divide both sides by 11in :

[tex] \longrightarrow \sf \dfrac{132 \ in^2 }{11 \ in } = H \\ \\ \\ \longrightarrow \boxed{\boxed{\sf H = 12 \ in}} [/tex]

[tex] \\ [/tex]

[tex] \hrulfill [/tex]

[tex] \\ [/tex]

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AREA OF A TRIANGLE

A triangle has an area of 66 in². If the base is 11 inches, what is the height?

Answer:

The height of the triangle is 12 inches.

Step-by-step explanation:

As per the provided information in the given problem, we know that the area of a triangle is given by 66 inches². The base of the triangle is given by 11 inches. In this problem, we are tasked to find the height of the triangle.

To do this, we will use the formula below:

[tex]\Large\begin{aligned}\rm\qquad\dashrightarrow{Area_{(Triangle)} = \dfrac{1}{2}bh}\end{aligned}[/tex]

Where:

The base is denoted as b.The height is denoted as h.

Substitute the given values into the formula given earlier and solve for h:

[tex]\Large\begin{aligned}\rm\dashrightarrow{Area_{(Triangle)}}& = \rm{\dfrac{1}{2}bh}\\\rm\dashrightarrow{66\: in^2}& = \rm{0.5(11\: in)(h)} \\\rm\dashrightarrow{66\: in^2}& = \rm{(5.5\: in)(h)} \\\rm\dashrightarrow{\dfrac{66\: in^{\cancel{2}}}{5.5\: \cancel{in}}}& = \rm{\dfrac{(\cancel{5.5\: in})(h)}{\cancel{5.5\: in}}} \\\rm\dashrightarrow{12\: in}& = \rm{h}\end{aligned}[/tex]

Hence, the height of the triangle is 12 inches.

▪ Learn more about area of a triangle here:

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٩(。・ω・。)و

BRAINLIEST AND 100 POINTS, I NEED THIS ANSWER IMMEDIATLY.
Please, tell me the answer, AND what to shade.

Answers

Answer:

10 centimeters = 0.1 meters

Step-by-step explanation:

Question  

How many meters are in 10 centimeters?

There are 100 centimeters in 1 meter.

Therefore, 1 centimeter = 1 ÷ 100 meters

                                       = 0.01 meters

So if 1 centimeter = 0.01 meters

Then 10 centimeters = 0.01 × 10 = 0.1 meters

Last year, 15 dogs entered the local dog show. This year, 20 entered. What is the percent increase?

Answers

Answer: 0.75?

Step-by-step explanation:

This might be wrong but, you cross multiply and then divid by one hundred.

5         x.             100x    75 / 100

100.   15

Answer:

the answer is 33 1/3%

Step-by-step explanation:

I took the test

Please Help
Which expressions are equivalent to 7(-4/3 x -3)? Select two options.

Answers

Answer:

Step-by-step explanation:

7(-3/4x-3) is the same as

7(-3/4x)-7(3) and

-5 1/4x-21

Let me explain this a little bit more.

If you take the 7 times the first part or -3/4x you get 7(-3/4x) You take 7 times the second part you get -7(3)

When you actually solve them:

7(-3/4x) = -5 1/4x  and -7(3) = -21.

hope this helps.

How do you graph the function y=1/5x+4

Answers

You substitute x or y values and then plot the solution point that you find. You should plot at least three solution points. For example, here is a solution table that can be used to graph this function.

x | y

___

5 | 5

10 | 6

15 | 7

In the picture at right, lines l and m are parallel. The measure of angle

Answers

Answer:

Angle APB is 95∘

Step-by-step explanation:

180 - 54 = 126

126 - 31 = 95

Answer:

145 Degree

Step-by-step explanation:

it is a reflex angle and all reflex angle measures at 145 Degrees

Which number line represents the solution set for the inequality 3x < -9?

Answers

Answer:

i think 5 might be the correct answer

Step-by-step explanation:

Answer:

the third option or c

Step-by-step explanation:

hope this helps!

Combine like terms. 5y - 8 - y

Answers

Question:-Combine like terms. 5y - 8 - y

Answer:-here like terms are 5y,-ysolving like terms5y-y-8(subtracting 5y-y)4y-8

hence the combination=

[tex] \bold {4y - 8}[/tex]

All the best !

Answer:

4(y-8)

Step-by-step explanation:

5y-y (1) = 4y-8

4 (y-8)

As part of a science experiment, Sam recorded the four values shown in the table, but one of them got smudged on his paper. He remembers that the sum of the trials was −1. What was the value that was smudged?
Trials
−9
12
(smudged)
−8

A) 2

B) −2

C) −4

D) 4

Answers

Answer:

C

Step-by-step explanation:

ok so sam started with 0 and got -9 then he got 12 then the next known number is -8 so those three numbers together are -5 and the end result was -1 so -1 minus -5 is -4 therefore the anser is C

1/8 expressed as a percentage is

Answers

Answer:

The answer is 12.5%

Step-by-step explanation:

Hope this helped!

Answer:

12.5%

Step-by-step explanation:

Divide 1 by . Therefore, the fraction 18 is equivalent to 12.5% .

Factor the trinomial.
x² - 2- 8

Answers

The answer is (x-4)(x+2) because you have to look for 2 numbers that multiply to -8 (c) and 2 numbers that add up to -2

So you can use that for standard form
ax^2+bx+c=0

Twice the sum of a number and 7

Answers

Answer:

2 · (n + 7)

Step-by-step explanation:

The sum of a number n and 7 → n + 7

Twice the sum of a number n and 7 → 2 · (n + 7)

The function is defined as follows for the domain given.
f(x)=3x+2, domain = (-2,-1,0, 1}
What is the range?

Answers

Answer:

just go to Khan academy, they explain how to get it there. that way you'll learn how to do it while also getting the answer

About 20% of earths fresh water is stored in cracks and pores as _______.

Answers

Answer:

groundwater

Step-by-step explanation:

WILL GET MARKED BRAINLIEST FOR BEST ANSWER

Come up with an example of a game other than chess that uses the concept coordinate plane. Explain how the game uses a coordinate plane.

Answers

Answer:

Draughts

Step-by-step explanation:

It still counts

What the answer to number 3 is

Answers

Answer:

is proof an option?

Step-by-step explanation:

Moving to another question will save this response.
Question 1
Solve the equation for X.
4(3x + 2) = 68

Answers

Answer:

x=5

Step-by-step explanation:

1. Open the parenthesis:

12x+8=68

2. Subtract 8 from both sides

12x=60

3. Solve for x:

x=60/12

x=5

Answer:

x=5

Step-by-step explanation:

4(3x+2=68

x=5

this is the answer

A net has a square at the center and 4 triangles on the sides. The square has side lengths of 2 yards. The triangles have a base of 2 yards and height of 3 yards.
What is the surface area of the square pyramid?

The surface area is
yd2.

Answers

Answer:

16 yd²

Step-by-step explanation:

The total surface area is the sum of the area of the square base and the 4 triangular sides.

SA = s² + 4 × bh/2

SA = (2 yd)² + 4 × (2 yd)(3 yd)/2

SA = 4 yd² + 12 yd²

SA = 16 yd²

Answer:

16

Step-by-step explanation:

Regina currently makes $15 an hour. Her boss decided to give her a 7% raise. Write the expression she would use to determine how much more she will make per hour.

Answers

Answer:

[tex]\frac{7\times15}{100}[/tex]

Step-by-step explanation:

Given the following question:

7% of 15

To find the answer we need to use the formula to calculate percentages in which we multiply the percentage by the whole number and then divide that answer by 100, of course rounding to the nearest cent if needed.

[tex]\frac{p\times n}{100}[/tex]
[tex]\frac{7\times15}{100}[/tex]
[tex]7\times15=105[/tex]
[tex]105\div=1.05[/tex]
[tex]=1.05[/tex]

7% of 15 is "1.05" which means Regina receives a $1.05 raise.

Hope this helps.

A rectangular prism has a length of 412 centimeters, a width of 412 centimeters, and a height of 6 centimeters. Sally has a storage container for the prism that has a volume of 143 cubic centimeters.



What is the difference between the volume of the prism and the volume of the storage container?



Enter your answer in the box as a simplified mixed number or a decimal.


cm³

Answers

Answer: First find the volume of the rectangle prism. Do this by multiplying all three dimensions. 412 x 412 x 6 = 1,018,464.

Subtract 1,018,464 from 143.

You should get 1,018,321 mm^3

(Remember that the units are cubed because you multipled 412 mm x 412 mm x 6 mm which is multiplying not only the numbers, but the mm three times as well.)

Step-by-step explanation: hope it's helpful and thank you for letting me answer

Need help with this only 25 minutes

Answers

-31.25  +  19.70

explanation:

change in account = withdraw amount + amount deposited

change in account:

-31.25  +  19.70

note: withdrawal will be negative and deposited positive

How do signs of factors affect their product?

Answers

If a negative number is multiplied with a positive number, the result will be negative. If two positive numbers are multiplied, the result will be positive. If two negative numbers are multiplied, the result will also be positive.

Answer:

If a negative number is multiplied with a positive number, the result will be negative. If two positive numbers are multiplied, the result will be positive. If two negative numbers are multiplied, the result will also be positive.

Step-by-step explanation:

Solve for x 64^x^2 = 256^x

Answers

Answer:

x = 0, 1.333333...

Step-by-step explanation:

1) Convert both sides to the same base.

[tex]16^{1.5x^{2} } =16^{2x}[/tex]

2) Cancel the base of 16  on both sides.

[tex]1.5x^{2} =2x[/tex]

3) Move all terms to one side.

[tex]1.5x^{2} -2x=0[/tex]

4) Factor out the common term x.

[tex]x(1.5x-2)=0[/tex]

5) Solve for x.

1 - Ask: When will x(1.5x-2) equal zero?

When x = 0 or 1.5x - 2 = 0
2 - Solve each of the 2 equations above.

x = 0, 1.333333...

Karen started painting the walls at 9:25 am, and she said that she would finish the job at 2:35 pm. Her mother said that three fourths of that time was enough to paint the walls. However, when Karen finished the job, they noticed that it actually took her 2/3 of an hour longer than the time predicted by the mother. How much longer did Karen predict it would take then the time it actually took her to complete the job (what part of an hour)?

Answers

Answer:

She predicted it would take her 2/3 of an hour less than it actually took her.

Step-by-step explanation:

Answer:

2/3 of an hour less than it actually took her.

Step-by-step:

Not the Karen's hahahaha

Melanie invested $63,000 in an account paying an interest rate of 7\tfrac{1}{8}7
8
1

% compounded quarterly. Lillian invested $63,000 in an account paying an interest rate of 7\tfrac{3}{8}7
8
3

% compounded continuously. After 15 years, how much more money would Lillian have in her account than Melanie, to the nearest dollar?

Answers

Answer:

  $8727

Step-by-step explanation:

The difference in investment values can be found by computing the value of each investment, then finding the difference. Here, we're concerned with investments compounded quarterly and compounded continuously.

a)

Melanie's investment value is computed using the formula ...

  FV = P(1 +r/n)^(nt) . . . . where P is the principal, r is the annual rate, t is the number of years

  FV = $63,000(1 +0.07125/4)^(4×15) = $63,000(1.0178125^60)

  FV = $181,721.94

__

b)

Lillian's investment value is computed using the formula ...

  FV = Pe^(rt)

  FV = $63,000·e^(0.07375×15)

  FV = $190,449.05

__

c)

The amount more that Lillian has is ...

  $190,449.05 -181,721.94 = $8,727.11

Lillian has about $8727 more than Melanie.

_____

Additional comment

The interest rates expressed as decimal values are ...

  7 1/8% = 0.07125

  7 3/8% = 0.07375

Area of a circle
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Find the area of a circle with a radius of 2.
Either enter an exact answer in terms of IT or use 3.14 for TT and enter your answer as a decimal.
units
2
Show Calculator
Report a problem
Stuck? Review related articles/videos or use a hint.

Answers

Answer:

12.56

Step-by-step explanation:

π x 2² = π x 4 = 3.14 x 4 = 12.56

In which number is the digit 8 ten times larger than it is in the number 18?

Answers

Answer:

387 contains 80 and 8 x 10 = 80

Two adults and one child go to a movie and pay $26. One adult and 3 children pay
$28. How much would it cost for one adult and one child to see the movie?

Answers

Answer:

adults pay $10

children pay $6

Step-by-step explanation:

x = adult

y = child

2x + y = 26

x + 3y = 28

you want to cancel out x or y

multiply -2 with (x + 3y = 28) which is -2x -6y = -56

2x + y = 26

-2x -6y = -56

-5y = -30

y = 6

put y back into an equation

2x + y = 26 is

2x + 6 = 26

x = 10

check the answer

Two adults and one child go to a movie and pay $26

20 + 6 = 26 : checks

One adult and 3 children pay $28

10 + 18 = 28 : checks

You have 12 coins. Some quarters and dimes. You have a total of $2.40, how many of each coin do you have?

Answers

Answer:

8 quarters and 4 dimes

Step-by-step explanation:

4 quarters = 1 dollars

4 quarters = 1 dollars

4 dimes = 40 cents

2.40$

Answers:8 quarters4 dimes

============================================

Work Shown:

d = number of dimes

q = number of quarters

1 dime = 10 cents

d dimes = 10d cents

1 quarter = 25 cents

q quarters = 25q cents

d+q = 12 since we have 12 coins total

q = -d+12 after solving for q

10d+25q = total value in cents

10d+25q = 240

10d+25(-d+12) = 240 ... plug in q = -d+12

10d-25d+300 = 240

-15d+300 = 240

-15d = 240-300

-15d = -60

d = -60/(-15)

d = 4

q = -d+12

q = -4+12

q = 8

Since d = 4 and q = 8, this means we have 4 dimes and 8 quarters

-----------------------------

Check:

4 dimes = 4*10 = 40 cents

8 quarters = 8*25 = 200 cents

(4 dimes) + (8 quarters) = (40 cents) + (200 cents) = 240 cents

240 cents = 240/100 = $2.40

We have 4+8 = 12 coins total

The answers are confirmed

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