Question

What is -3(2m-5)-(2m+6)

Answer 1

-8m+9

Explanation:

-3(2m-5)-(2m+6)

Multiply 3 by the number within the first pair of parentheses

-6m+15-(2m+6)

Multiply -1 by the numbers within the 2nd pair of parentheses

-6m+15-2m-6

Add like terms

-8m+9