Question

Simplify: (7b^2 + 6b - 7) - (4b^2 - 2)

REWARD: 25 POINTS

Answer 1

I think the answer is 3b^2 + 6b - 5

7b^2-4b^2=3b^2

6b+0=6b

-7+2=-5

Answer 2

Your answer would be 3b2 + 6b - 5