Question

For the following problems, choose the property which best justifies each step in the table.
(1/5) [(n + 5) + -n] Given
=(1/5) [(5 + n) + -n] A
=(1/5) [5 + (n + -n)] B
=(1/5) [5 + 0] C
=(1/5)(5) D
=1 E

A is which property?


Commutative

Associative

Reflexive

Distributive

Answer 1

associative? n + 5 = 5 + n