simplify
-9x^2-4x-8x^2+2+13x
-17x^2 + 9x + 2
To simplify the expression -9x^2-4x-8x^2+2+13x, we can combine like terms:
-9x^2 - 8x^2 - 4x + 13x + 2
Combining the like terms:
(-9 - 8)x^2 + (-4 + 13)x + 2
Simplifying further:
-17x^2 + 9x + 2
Therefore, the simplified form of -9x^2 - 4x - 8x^2 + 2 + 13x is -17x^2 + 9x + 2.