Answer:
Step-by-step explanation:
5x² - 10x - 7 + 5x² + 8 = 5x² + 5x² -10x - 7 + 8
= 10x² - 10x + 1
Bring like terms together and add/ subtract the like terms
Answer:
1 x 3 x 1 = 3
Step-by-step explanation:
Both equal g(x) so put them together
-x+5=3 then solve for x
-x=3-5
-x=-2
-2 divided by -x =2
x=2
Answer:
D. None of the above
Step-by-step explanation:

P.S. hope it helped. If you have any questions, I'll be glad to answer them❤