8. Simplify. x+7/x^2+4x-21

A. 1/x-3
B. x-3
C. 1/x-7
D. x-7

I went with A.
Am I correct if not help me please?

4 answers

you are correct.

Although, since formatting is not always clear online, you should say

1/(x-3)

so it is not confused with

1/x - 3

which is how 1/x-3 would normally be interpreted.
Okay thank you!
Wait I have one more question that I don't get
Thanks steve!!!!