x-139=81-9x

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Solution for x-139=81-9x equation:


Simplifying
x + -139 = 81 + -9x

Reorder the terms:
-139 + x = 81 + -9x

Solving
-139 + x = 81 + -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.
-139 + x + 9x = 81 + -9x + 9x

Combine like terms: x + 9x = 10x
-139 + 10x = 81 + -9x + 9x

Combine like terms: -9x + 9x = 0
-139 + 10x = 81 + 0
-139 + 10x = 81

Add '139' to each side of the equation.
-139 + 139 + 10x = 81 + 139

Combine like terms: -139 + 139 = 0
0 + 10x = 81 + 139
10x = 81 + 139

Combine like terms: 81 + 139 = 220
10x = 220

Divide each side by '10'.
x = 22

Simplifying
x = 22

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