Question

What is the soultion of 8 + a = 13 ? Justify each step .

Answer 1

8+a=13

1.) Subtract 8 from A and 13 to get A by itself.

A= 5

Answer 2

a=5

Explanation:

8+a=13

subtract 8 from each side:

8-8+a=13-8

Simplify:

a=13-8

a=5