Answer:
z > -9
Explanation:
18 - 5z +6z > 3 + 6
Move the 18 from the left side to the right side by subtracting. So you subtract 18 from both sides. The one on the left cancels out.
-5z + 6z > 3 + 6 - 18
Combine like terms.
-5 + 6 = 1 ; 3 + 6 - 18 = -9
You will be left with 1 z.
z > -9