My math problem is combining like terms

Question

then simply.
3 3
6b - 2b + 2b + 2b -b

Answer is (b)

Answer 1

I assume that the "3 3" is not part of the problem.

Take out the b to see what you get more clearly.

6 - 2 + 2 + 2 - 1 = ?

Is the answer 1?