Answer:
36
Step-by-step explanation:
i multpliy 9x4=36
I got 0 or 18/5
18 is the answer
We know this because The factors of 36 are: 1, 2, 3, 4, 6, 9, 12, 18, 36
The factors of 54 are: 1, 2, 3, 6, 9, 18, 27, 54
x≤−11
−99≥18x−9x
−99≥9x
−
9
99
≥x
−11≥x