x-12=-9y

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Solution for x-12=-9y equation: 


Simplifying
x + -12 = -9y

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

Solving
-12 + x = -9y

Solving for variable 'x'.

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

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

Combine like terms: -12 + 12 = 0
0 + x = 12 + -9y
x = 12 + -9y

Simplifying
x = 12 + -9y

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