the sign would probably be a negative. imagine this - - - - - - and then + + +, cancel out the negatives and plus then you are left with more negatives than positive so the sign will take the negative sign.
Answer:

Step-by-step explanation:
The sum already has common denominators so there is no need to change the denominators. Just add the numerators.


I am pretty sure that it's
A. 1
F(x)=x^2+2x-10
f(-2)=4-4-10
f(-2)=-10
the answer is A) or -10

Substitute x = 2 into y = - 6x + 9

Answer : x = 2, y = - 3
Hope this helps. - M