You can put this solution on YOUR website! multiply by -3 both sides and flip the inequality
5x-9 <-27
5x < -18
x <-3.6
0 should not work
3 is not > 9
-5 should work 34/3 is > 9
(-oo, -3.6)
Everything on the number line to the left of -3.6 with a hole at -3.6.