12(x-7)-12(-9x-7)=3x-12x

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Solution for 12(x-7)-12(-9x-7)=3x-12x equation:


Simplifying
12(x + -7) + -12(-9x + -7) = 3x + -12x

Reorder the terms:
12(-7 + x) + -12(-9x + -7) = 3x + -12x
(-7 * 12 + x * 12) + -12(-9x + -7) = 3x + -12x
(-84 + 12x) + -12(-9x + -7) = 3x + -12x

Reorder the terms:
-84 + 12x + -12(-7 + -9x) = 3x + -12x
-84 + 12x + (-7 * -12 + -9x * -12) = 3x + -12x
-84 + 12x + (84 + 108x) = 3x + -12x

Reorder the terms:
-84 + 84 + 12x + 108x = 3x + -12x

Combine like terms: -84 + 84 = 0
0 + 12x + 108x = 3x + -12x
12x + 108x = 3x + -12x

Combine like terms: 12x + 108x = 120x
120x = 3x + -12x

Combine like terms: 3x + -12x = -9x
120x = -9x

Solving
120x = -9x

Solving for variable 'x'.

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

Add '9x' to each side of the equation.
120x + 9x = -9x + 9x

Combine like terms: 120x + 9x = 129x
129x = -9x + 9x

Combine like terms: -9x + 9x = 0
129x = 0

Divide each side by '129'.
x = 0

Simplifying
x = 0

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