Question

What is ..... combined with ...

Answer 1

ANSWER:
A. -11x^2

EXPLANATION:
-x^2 + -10x^2 = -11x^2

Hope it helps u!

Answer 2

Answer:

$-11x^{2}$

Step-by-step explanation:

since  $-x^{2} and -10x^{2}$ have the same terms, then you could simply add their coefficients.

$-x^{2}$ has a coefficient of -1: $-1x^{2}$

adding to $-10x^{2}$ will give you $-11x^{2}$.