Simplify this expression: 4p + 9 + (-7p) + 2 = ?

A. 3p + 11

B. 11p + 11

C. - 3p + 11

D. 3p + 7

C. - 3p+11 All you have to do is simplify like terms, so you put together 4p + (-7p) which comes out to - 3p. then you add the rest, 9+2, and get 11. so your answer is - 3p+11