Study material for Unit Test Intro to Algebra

Which property is shown in the following equation?

( 2 + b ) + 8 = 2 + ( b + 8 )

• Associative Property of Addition

• Associative Property of Multiplication

• Distributive Property

• Identity Property

Which Property is shown in the following equation?

( 2 X 5 ) X 3 = 2 X ( 5 X 3 )

(NOTE: X represents multiplication in this type of question)

• Associative Property of Addition

• Associative Property of Multiplication

• Distributive Property

• Commutative Property of Multiplication

What property is shown in the following equation?

5 + 2 = 2 + 5

• Distributive Property

• Identity Property of Multiplication

• Commutative Property of Addition

• Associative Property of Addition

What property is shown in the following equation?

5 ( 2 ) = 2 ( 5 )

• Distributive Property

• Commutative of Multiplication

• Commutative Property of Addition

• Associative Property of Multiplication

What property is shown in the following equation?

3 ( a + 2 ) = 3 ( a ) + 3 ( 2 )

• Distributive Property

• Commutative of Multiplication

• Identity Property of Multiplication

• Associative Property of Multiplication

What property is shown in the following equation?

9 + 0 = 9

• Distributive Property

• Commutative of Addition

• Identity Property of Addition

• Associative Property of Addition

What property is shown in the following equation?

15 ( 1 ) = 15

• Additive Inverse of a Number

• Commutative of Multiplication

• Identity Property of Multiplication

• Associative Property of Multiplication

What property is shown in the following equation?

12 + ( -12 ) = 0 OR -12 + 12 = 0

• Additive Inverse of a Number

• Commutative of Addition

• Distributive Property

• Associative Property of addition

What is the first step to simplifying this expression:

( 2 + 3 ) + 5

HINT: think PEMDAS

• 3 + 5

• 5 + 5

• ( 2 + 3 )

• 5 X 3

What is the coefficient of x:

9 x + 6

• 6

• 1

• x

• 9