slove for x

3x=-3+18

To solve for x, first simplify the right side of the equation:

-3 + 18 = 15

Now substitute this value back into the equation:

3x = 15

To isolate x, divide both sides of the equation by 3:

3x/3 = 15/3

This simplifies to:

x = 5

Therefore, the solution for x is 5.