Expressions and Equations Review

Solve the following equation

2y = 18

• y = 36

• y = 16

• y = 9

• y = 20

What are the steps to solve for b in the equation below?

• Add 6 to both sides then divide both sides by 5

• Add 6 to both sides then multiply both sides by 5

• Subtract 6 from both sides then multiply both sides by 5

• Subtract 6 from both sides then divide both sides by 5

Solve for x.

4x + 7 = 23

• x = 16

• x = 4

• x = 9

• x = 12

x + 8 = 15

• x = 23

• x = 7

• x = 120

• x = 15/8

The table shows Sandra's weekly earnings, y , based on the number of hours she works. Which equation can Sandra use to calculate her weekly earnings when she works x hours?

• y = 8x

• y = 5x + 40

• y = 10x

• y = 10x + 80

• F

• G

• H

• J

Choose the algebraic expression that matches the verbal phrase.

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The table shows Sandra's weekly earnings, y , based on the number of hours she works. Which equation can Sandra use to calculate her weekly earnings when she works x hours?

​ (a)  

• y = 8x

• y = 5x + 40

• y = 10x

• y = 10x + 80

Choose the algebraic expression that matches the verbal phrase.

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