4(x+18)+2(x+18)=-12

Solution for 4(x+18)+2(x+18)=-12 equation:

Simplifying
4(x + 18) + 2(x + 18) = -12

Reorder the terms:
4(18 + x) + 2(x + 18) = -12
(18 * 4 + x * 4) + 2(x + 18) = -12
(72 + 4x) + 2(x + 18) = -12

Reorder the terms:
72 + 4x + 2(18 + x) = -12
72 + 4x + (18 * 2 + x * 2) = -12
72 + 4x + (36 + 2x) = -12

Reorder the terms:
72 + 36 + 4x + 2x = -12

Combine like terms: 72 + 36 = 108
108 + 4x + 2x = -12

Combine like terms: 4x + 2x = 6x
108 + 6x = -12

Solving
108 + 6x = -12

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-108' to each side of the equation.
108 + -108 + 6x = -12 + -108

Combine like terms: 108 + -108 = 0
0 + 6x = -12 + -108
6x = -12 + -108

Combine like terms: -12 + -108 = -120
6x = -120

Divide each side by '6'.
x = -20

Simplifying
x = -20