Question

Find the difference.
(7ab+3a-7) - (7ab-6)

Answer 1

3a - 1

Explanation:

Remove the parentheses

7ab + 3a - 7 - 7ab + 6

Combine like terms (terms that have the same variables)

7ab - 7ab = 0

-7 + 6 = -1

3a - 1