Answer:
it tells u what color
Step-by-step explanation:
The other person is literally wrong. The answer is D. Supplementary because two angles that add up to 180 are supplementary angles.
Hai !
6x+7+x^2+2x^2-3
6x+7+x^2+2x^2+-3
combine like terms
6x+7+x^2+2x^2+-3
(x^2+2x^2)+(6x)+(7+-3)
=3x^2+6x+4
Cheers :3
