-3(9+4+4x-12)=-159

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Solution for -3(9+4+4x-12)=-159 equation: 


Simplifying
-3(9 + 4 + 4x + -12) = -159

Reorder the terms:
-3(9 + 4 + -12 + 4x) = -159

Combine like terms: 9 + 4 = 13
-3(13 + -12 + 4x) = -159

Combine like terms: 13 + -12 = 1
-3(1 + 4x) = -159
(1 * -3 + 4x * -3) = -159
(-3 + -12x) = -159

Solving
-3 + -12x = -159

Solving for variable 'x'.

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

Add '3' to each side of the equation.
-3 + 3 + -12x = -159 + 3

Combine like terms: -3 + 3 = 0
0 + -12x = -159 + 3
-12x = -159 + 3

Combine like terms: -159 + 3 = -156
-12x = -156

Divide each side by '-12'.
x = 13

Simplifying
x = 13

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