12x=13x-9

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Solution for 12x=13x-9 equation: 


Simplifying
12x = 13x + -9

Reorder the terms:
12x = -9 + 13x

Solving
12x = -9 + 13x

Solving for variable 'x'.

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

Add '-13x' to each side of the equation.
12x + -13x = -9 + 13x + -13x

Combine like terms: 12x + -13x = -1x
-1x = -9 + 13x + -13x

Combine like terms: 13x + -13x = 0
-1x = -9 + 0
-1x = -9

Divide each side by '-1'.
x = 9

Simplifying
x = 9

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