Answer:
x ≥ 9
Explanation:
Considering the equation is;
-4x (less than or equal to ) 36 , as provided by the questioner;
-4x ≤ 36
Dividing both sides by -4
-4x/-4≤ 36/-4
We get;
x ≥ -9 , the sign ≤ changes to ≥ since we have divided by a negative.
x ≥ 9