Question

Combine like terms to simplify the expression:
9 + 3b − 1 + 7b − 2 = ______

Answer 1

6 + 10b.

Explanation:

We begin with: 9 + 3b -1 + 7b - 2 =

Combining like terms produces:

9 - 1 -2 + 3b + 7b -->

6 + 10b.