12(x-9)-9=25x-156

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Solution for 12(x-9)-9=25x-156 equation:


Simplifying
12(x + -9) + -9 = 25x + -156

Reorder the terms:
12(-9 + x) + -9 = 25x + -156
(-9 * 12 + x * 12) + -9 = 25x + -156
(-108 + 12x) + -9 = 25x + -156

Reorder the terms:
-108 + -9 + 12x = 25x + -156

Combine like terms: -108 + -9 = -117
-117 + 12x = 25x + -156

Reorder the terms:
-117 + 12x = -156 + 25x

Solving
-117 + 12x = -156 + 25x

Solving for variable 'x'.

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

Add '-25x' to each side of the equation.
-117 + 12x + -25x = -156 + 25x + -25x

Combine like terms: 12x + -25x = -13x
-117 + -13x = -156 + 25x + -25x

Combine like terms: 25x + -25x = 0
-117 + -13x = -156 + 0
-117 + -13x = -156

Add '117' to each side of the equation.
-117 + 117 + -13x = -156 + 117

Combine like terms: -117 + 117 = 0
0 + -13x = -156 + 117
-13x = -156 + 117

Combine like terms: -156 + 117 = -39
-13x = -39

Divide each side by '-13'.
x = 3

Simplifying
x = 3

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