Question

How do you simplify `11x+8+3x^{2}-x^{2}+15x+10x+9x^{2}`?

Answer 1

`11x^2+36x+8`

Explanation:

Combine all squared `x`'s:

`11x^2+11x+8+15x+10x`

Combine all `x`'s:

`11x^2+36x+8`

Since you only have one constant, you don't need to combine anything with it, considering it has no like terms.