Properties of Operations Expressions

Simplify the expression 3x + 4x - 2x + 5.

• 5x + 5

• 7x + 5

• 5x + 7

• 9x + 5

Combine like terms in the expression 7x + 2x - 3x.

• 6x

• 12x

• 9x

• 7x

Name the property 4 + 3 = 3 + 4

• associative of addition

• commutative of multiplication

• distributive of addition

• commutative of addition

Which property is shown 0 + 8 = 8

• zero property

• additive identity

• multiplicative identity

• super 8 idenity

2 x (3 x 4) = (2 x 3) x 4

which property?

• distributive over multiplication

• associative of multiplication

• commutative of multiplication

• multiplicative identity

Which is distributive with multiplication over subtraction?

• 2(3 - 1) = 2(3) - 2(1)

• 23 - 1 = 23

• 7-2 = 2-7

• 3^-1

4(3 + 1) - 5 +3²

• 17

• 13

• 20

• 16

Evaluate the expression

4x - 2y

if x = 10 and y = 3

• 46

• 387

• 34

• 6xy

In this expression what would you do first?

7² - 2(4 -1)²

• 7²

• (4 - 1)

• 2(4 - 1)

• 7² - 2

What would you do first to solve this expression?

12 - 49 ÷ 7 + 8 - 4(9) + 13

• add

• subtract

• multiply

• divide