12x-31=139

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Solution for 12x-31=139 equation:


Simplifying
12x + -31 = 139

Reorder the terms:
-31 + 12x = 139

Solving
-31 + 12x = 139

Solving for variable 'x'.

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

Add '31' to each side of the equation.
-31 + 31 + 12x = 139 + 31

Combine like terms: -31 + 31 = 0
0 + 12x = 139 + 31
12x = 139 + 31

Combine like terms: 139 + 31 = 170
12x = 170

Divide each side by '12'.
x = 14.16666667

Simplifying
x = 14.16666667

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