Question

Which property is not used to simplify the following expression?

(X+2) times 5-7=5(x+2)-7
=(5x+10)-7
=5x+(10-7)
=5x+3




A) distributive property

B) associative property of addition

C) commutative property of multiplication

D) commutative property of addition

Answer 1

(x + 2) * 5 = 5(x + 2) commutative property of multiplication

5(x + 2) = 5x + 10 distributive property of multiplication over addition

(5x + 10) - 7 = 5x + (10 - 7) associative property of addition

The only listed property that was not used was commutative property of addition.

Answer 2

Commutative property or addition