4x+137=12x-7

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Solution for 4x+137=12x-7 equation:


Simplifying
4x + 137 = 12x + -7

Reorder the terms:
137 + 4x = 12x + -7

Reorder the terms:
137 + 4x = -7 + 12x

Solving
137 + 4x = -7 + 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.
137 + 4x + -12x = -7 + 12x + -12x

Combine like terms: 4x + -12x = -8x
137 + -8x = -7 + 12x + -12x

Combine like terms: 12x + -12x = 0
137 + -8x = -7 + 0
137 + -8x = -7

Add '-137' to each side of the equation.
137 + -137 + -8x = -7 + -137

Combine like terms: 137 + -137 = 0
0 + -8x = -7 + -137
-8x = -7 + -137

Combine like terms: -7 + -137 = -144
-8x = -144

Divide each side by '-8'.
x = 18

Simplifying
x = 18

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