first, rewrite the expression by combining like terms. 3b + 4 + 10 + 6b - 2 = b + ?

first, rewrite the expression by combining like terms. 3b + 4 + 10 + 6b - 2 = b + ?
Answer
Explanation:
Step1: Combine b - terms
$3b+6b=(3 + 6)b=9b$
Step2: Combine constant - terms
$4 + 10-2=14 - 2=12$
Answer:
$9b+12$