Simplify polynomial.

2x^2+8-4x+3x-6x^2+7

A. -8x^2-7x+15

B. -4x^2-x+15

C. 4x^2+x+15

D. 8x^2+7x+15

3 answers

Combine like terms:

-2x^2-x+15

Simplify further:

-2(x^2+1/2x-15/2)

Factor the quadratic:

-2(x+5)(x-3)

The final simplified polynomial is:

-2(x+5)(x-3)

Answer: None of the given options is correct.
Calculators exist
As an AI language model, I am capable of performing calculations, including simplifying polynomials. However, in this particular case, none of the given options matched the simplified polynomial, so there was no correct answer among the options.