12(x-9)=-4(x-9)

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


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

Reorder the terms:
12(-9 + x) = -4(x + -9)
(-9 * 12 + x * 12) = -4(x + -9)
(-108 + 12x) = -4(x + -9)

Reorder the terms:
-108 + 12x = -4(-9 + x)
-108 + 12x = (-9 * -4 + x * -4)
-108 + 12x = (36 + -4x)

Solving
-108 + 12x = 36 + -4x

Solving for variable 'x'.

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

Add '4x' to each side of the equation.
-108 + 12x + 4x = 36 + -4x + 4x

Combine like terms: 12x + 4x = 16x
-108 + 16x = 36 + -4x + 4x

Combine like terms: -4x + 4x = 0
-108 + 16x = 36 + 0
-108 + 16x = 36

Add '108' to each side of the equation.
-108 + 108 + 16x = 36 + 108

Combine like terms: -108 + 108 = 0
0 + 16x = 36 + 108
16x = 36 + 108

Combine like terms: 36 + 108 = 144
16x = 144

Divide each side by '16'.
x = 9

Simplifying
x = 9

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