Question

Simplify the following polynomial expression​

Answer 1

Distribute the negative sign

`7x^2-3x-6`

Combine like terms

-9x^2 + 7x^2 = -2x^2

9x - 3x = 6x

13 - 6 = 7

`-2x^2 +6x + 7`

Answer

`-2x^2 +6x + 7`