2a Expressions TEST Review

Name the property:

12+ (3 + a)= (12+3) + a

• Commutative Property of addition

• Associative Property of addition

• Distributive Property

• Identity Property

Name the property:

• Commutative

• Associative

• Distributive

• All of the properties

Name the property:

• Commutative property of multiplication

• Associative property of multiplication

• Distributive property

• Reflexive property

Name the property:

14 + 2 + m = 2 + 14 + m

• Commutative

• Associative

• Distributive

• Identity

What property is used when 2+3+4 is rewritten as 4+3+2

• Commutative

• Associative

• Distributive

• Refexive

Name the property used from the expression to step 1:

Expression: 5(4a+10+6a)

Step 1: 5(4a+6a+10)

Step 2: 20a+30a +50

• Commutative

• Associative

• Distributive

• Simplifying

Name the property used from step 1 to step2:

Expression: 5(4a+10+6a)

Step 1: 5(4a+6a+10)

Step 2: 20a+30a +50

• Commutaitve

• associative

• Distributive

• Combining Like Terms

Simplify:

-8x+6y+5x-5y

• -14x

• 13x-y

• 3x+11y

• -3x+y

Find the sum:

(6a-8b) and (7a+b)

• -a-9b

• 14a+8b

• 13a-7b

• a+9b