7x^2 + x -6
You just have to add the same terms x squared + x squared and so on
I don’t know for sure if this is right but I got f(-3)=1.
f(-3)= -x - 2
f(-3)= -(-3) - 2
The 2 negatives cancel each other out and make a positive.
f(-3)= 3-2
f(-3)=1
Answer: I think so A because it being multiple by 10 and u can get 6
Step-by-step explanation: