What’s the answer ? 54 = 5 + 7s

y is 7

Step-by-step explanation:

First, we can isolate 7s, so we minus 5 from each side, and get 49=7y. So, y is 7.

hello from mrbilldoesmath!

answer:

x - 3

discussion:

x^2 - 9 = (x-3) (x+3)   so

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

you,

mrb