Equivalent Expressions 3: Properties of Operations

Which of the following is an example of Commutative Property? 

• x + -x = 0
• 5x + 0 = 5x
• 3 + x = x + 3
• 5(2x - 4) = 10x - 20

Which of the following is an example of the Associative Property? 

• (y + 2) + 4 = y + (2 + 4)
• 4 x 1/4 = 1
• 12a ⋅1 = 12a
• abc = cba

Which of the following is an example of the Distributive Property? 

• 5p x 0 = 0
• (n + m) + p = n + (m + p)
• 4(2a + 7) = 8a + 28
• 6 + -6 = 0

Which math property is used in the expression below?

(7 x 4) x 6 = 7 x (4 x 6)

• Identity

• Inverse

• Commutative

• Associative

• Distributive

Which math property is used in the expression below?

3(1 + 9) = 3 + 27

• Identity

• Inverse

• Commutative

• Associative

• Distributive