Respuesta :

Your answer will turn out to be −4x^2+3x.

Simplify. Distribute -1 to all terms within the second parenthesis

-(6x² + 3x + 5) = -6x² - 3x - 5

Combine like terms

2x² - 6x² = -4x²

6x - 3x = 3x

5 - 5 = 0

-4x² + 3x is your answer

~Rise Above the Ordinary