12x-17=139

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Solution for 12x-17=139 equation: 


Simplifying
12x + -17 = 139

Reorder the terms:
-17 + 12x = 139

Solving
-17 + 12x = 139

Solving for variable 'x'.

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

Add '17' to each side of the equation.
-17 + 17 + 12x = 139 + 17

Combine like terms: -17 + 17 = 0
0 + 12x = 139 + 17
12x = 139 + 17

Combine like terms: 139 + 17 = 156
12x = 156

Divide each side by '12'.
x = 13

Simplifying
x = 13

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