Who here goes to lss and 7th grade?

not me

Step-by-step explanation:

my teacher are not strict. :)

hello from mrbilldoesmath!

answer:

x - 3

discussion:

x^2 - 9 = (x-3) (x+3)   so

(x^2-9)/ (x + 3) = x-3

you,

mrb

only 10/60 isn't equivalent

hope this : )