Equations & Inequalities Review

What value of x makes the equation true?

• 12

• 6

• 2

• 4

Which value of x makes the following equation true?

-3x - 10 = 32

• -8

• 7

• -14

• 14

What is the value of x?

4x + 7 = 23

Just type the number

(a)  

Which expression is equivalent to

2(4X-7)

Hint: Use distributive property first

• 3x - 10 + 5x - 4

• 3x (5x) - 7

• 2x + 3 + 4x +4

• 4x + 2 -2x - 7

When solving an inequality with a variable that has a ​ ​ (a)   coefficient, you have to ​ (b)   the sign.

• negative
• flip
• positive
• keep
• small
• delete

Connor has sold 15 cups of lemonade at his stand yesterday and will sell 5 more cups per hour today. Write an equation to represent y, total cups, for x, hours he is open.

• y = 10x + 5

• y = 20x

• y = 15x + 5

• y = 5x + 15

• A

• B

• C

• D

Kayla went golfing with $45. She rented the equipment she needed for $15, and she needs to know how many rounds she is able to afford with the leftover money. Each round costs $6.

Write an inequality to solve for "r", the greatest number of rounds she can afford.

• 6r + 15 < 45

• 6r + 15 < 45

• 15r + 6 > 45

• 15r + 6 > 45

Which values are in the solution set for 8x - 19 < 13

There are 2 correct answers.

• 0

• 4

• -4

• 3/4

• 6

Match the words to correct inequality sign.

• maximum

• more than

• at least

• below