Solve the following inequality. 4x-4/x+3≤3

Answer 1

I will assume you mean

(4x-4)/(x+3) ≤ 3
then 4x-4 ≤ 3x + 9
x ≤ 13

as confirmed by Wolfram
http://www.wolframalpha.com/input/?i=plot++%284x-4%29%2F%28x%2B3%29+≤+3