Expressions and Equations Test

Which property is used in the following expression? (6 x 4) x 8 = 4 x (8 x 6)

• Associative Property of Multiplication

• Associative Property of Addition

• Distributive Property of Multiplication

• Commutative Property of Addition

Use the distributive property to solve:

6(y + 4)

• 6y + 24

• 6y + 4

• y + 24

• 6 + y + 4

Solve:
7x = 3x + 24

• 6

• 10

• 14

• 4

Which equation shows the Commutative Property of Multiplication?

• 4 x 9 = 9 x 4

• 6 x 2 - 3 x 2 = (6 - 3) x 8

• 8 x 3 = 8 + 8 + 8

• 7 x 1 = 7

Translate the following sentence into an equation: "Eight times a number, decreased by 13, is equal to 35."

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

Translate the phrase into an algebraic expression: "Seven less than twice a number."

• 15

• 12

• 18

• 21