Slove the equation 3x - 3 = -18

To solve this equation,

We need to isolate the variable x on one side.
Add 3 to both sides of the equation:

3x - 3 + 3 = -18 + 3

Simplify:

3x = -15

Divide both sides by 3:

3x/3 = -15/3

Simplify:

x = -5

Therefore, the solution is x = -5.