Unit 3 Review

Name the property shown:

15 X 1 = 15

• Associative Property of Multiplication

• Commutative Property of Multiplication

• Distributive Propery

• Identity Property of Multiplication

Name the property shown:

4 + (1 + z) = (4 + 1) + z

• Associative Property of Multiplication

• Associative Property of Addition

• Commutative Property of Addition

• Distributive Property

Name the property shown:

8 + 9 = 9 + 8

• Associative Property of Addition

• Commutative Property of Multiplication

• Commutative Property of Addition

• Identity Property of Addition

Name the property shown:

6 x 0 = 0

• Identity Property of Multiplication

• Identity Property of Addition

• Zero Property

• Commutative Property of Multiplication

Simplify the expression using the Distributive Property.

5(x - 2)

• 5x - 10

• 5x - 2

• 5x + 2

• 5x + 10

Simplify the expression using the Distributive Property.

-9(a + 5)

• -9a + -45

• -9a + 5

• -9a + -5

• -9a + 45

What is the value of x - 2y when x = 7 and y = 3?

• 1

• 5

• 4

• 3

What is the value of  $\frac{5k}{m}$  if  $k\ =\ 6$  and  $m\ =\ 2$  ?

• 15

• 30

• 5

• 12

What is the value of  $x^2\ +\ 3y$  when  $x\ =\ 5$  and  $y\ =\ 4$  ?

• 13

• 37

• 28

• 30

Simplify

10x + 5x + 18

• 15x + 18

• 33x

• 10x + 23

• 15x - 18