137-x=x-7

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Solution for 137-x=x-7 equation:


Simplifying
137 + -1x = x + -7

Reorder the terms:
137 + -1x = -7 + x

Solving
137 + -1x = -7 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
137 + -1x + -1x = -7 + x + -1x

Combine like terms: -1x + -1x = -2x
137 + -2x = -7 + x + -1x

Combine like terms: x + -1x = 0
137 + -2x = -7 + 0
137 + -2x = -7

Add '-137' to each side of the equation.
137 + -137 + -2x = -7 + -137

Combine like terms: 137 + -137 = 0
0 + -2x = -7 + -137
-2x = -7 + -137

Combine like terms: -7 + -137 = -144
-2x = -144

Divide each side by '-2'.
x = 72

Simplifying
x = 72

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