# algebra

posted by
**Mary**
.

solve

(4x^2+2x-4) - (x^2-5x-4)=

I came up with 3x^2+7 is my answer correct?

posted by
**Mary**
.

solve

(4x^2+2x-4) - (x^2-5x-4)=

I came up with 3x^2+7 is my answer correct?