Question

Please Helpp :)
(pic attached)

Answer 1

do u know what are the factors of (x^2-9) ?
@4sodapop

Answer 2

Factor the numator (x^2-9), then something will cancel from the bottom. :)

Answer 3

how??

Answer 4

you dont know what x is, so how do you square it?

Answer 5

ohhhhh is it B??

Answer 6

a^2-b^2=(a+b)(a-b)
(x^2-3^2)
9=3^2
x=a
b=3.

Answer 7

u got it :) . @4sodapop

Answer 8

thanks! im gunna have more questions, can you stay on pleasee???

Answer 9

yes it is B.

Answer 10

YES GO AHEAD.

Answer 11

how would you change the formula?

Answer 12

X=1.