Let's first distribute the coefficients:

3(x) - 3(4) - 5(x) - 5(2) = -18 - 4x

Simplify:

3x - 12 - 5x - 10 = -18 - 4x

Combine like terms:

-2x - 22 = -18 - 4x

Next, isolate the variable terms:

-2x + 4x = -18 + 22

2x = 4

Divide by 2:

x = 2

Therefore, the solution to the equation is x = 2.