156=-5x+7(-x+12)

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Solution for 156=-5x+7(-x+12) equation:


Simplifying
156 = -5x + 7(-1x + 12)

Reorder the terms:
156 = -5x + 7(12 + -1x)
156 = -5x + (12 * 7 + -1x * 7)
156 = -5x + (84 + -7x)

Reorder the terms:
156 = 84 + -5x + -7x

Combine like terms: -5x + -7x = -12x
156 = 84 + -12x

Solving
156 = 84 + -12x

Solving for variable 'x'.

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

Add '12x' to each side of the equation.
156 + 12x = 84 + -12x + 12x

Combine like terms: -12x + 12x = 0
156 + 12x = 84 + 0
156 + 12x = 84

Add '-156' to each side of the equation.
156 + -156 + 12x = 84 + -156

Combine like terms: 156 + -156 = 0
0 + 12x = 84 + -156
12x = 84 + -156

Combine like terms: 84 + -156 = -72
12x = -72

Divide each side by '12'.
x = -6

Simplifying
x = -6

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