7x-139=-3x+81

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Solution for 7x-139=-3x+81 equation:


Simplifying
7x + -139 = -3x + 81

Reorder the terms:
-139 + 7x = -3x + 81

Reorder the terms:
-139 + 7x = 81 + -3x

Solving
-139 + 7x = 81 + -3x

Solving for variable 'x'.

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

Add '3x' to each side of the equation.
-139 + 7x + 3x = 81 + -3x + 3x

Combine like terms: 7x + 3x = 10x
-139 + 10x = 81 + -3x + 3x

Combine like terms: -3x + 3x = 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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