Question

Simplify the following expressions ?
-9x+9x^2+8x^2+4x

Answer 1

-5x+17x^2

Explanation:

Hope that helps good luck

Answer 2

9514 1404 393

Answer:

17x^2 -5x

Explanation:

"Simplify" in this context means "combine like terms." It can help to group the terms with the same variables.

-9x+9x^2+8x^2+4x

= 9x^2 +8x^2 -9x +4x

= x^2(9+8) +x(-9+4)

= 17x^2 -5x