55-12x=139

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Solution for 55-12x=139 equation: 


Simplifying
55 + -12x = 139

Solving
55 + -12x = 139

Solving for variable 'x'.

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

Add '-55' to each side of the equation.
55 + -55 + -12x = 139 + -55

Combine like terms: 55 + -55 = 0
0 + -12x = 139 + -55
-12x = 139 + -55

Combine like terms: 139 + -55 = 84
-12x = 84

Divide each side by '-12'.
x = -7

Simplifying
x = -7

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