128+12x-13x=

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Solution for 128+12x-13x= equation: 


Simplifying
128 + 12x + -13x = 0

Combine like terms: 12x + -13x = -1x
128 + -1x = 0

Solving
128 + -1x = 0

Solving for variable 'x'.

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

Add '-128' to each side of the equation.
128 + -128 + -1x = 0 + -128

Combine like terms: 128 + -128 = 0
0 + -1x = 0 + -128
-1x = 0 + -128

Combine like terms: 0 + -128 = -128
-1x = -128

Divide each side by '-1'.
x = 128

Simplifying
x = 128

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