Solve for x
x=2\left(y-6\right)
Solve for y
y=\frac{x+12}{2}
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\frac{x}{2}+6=y
Swap sides so that all variable terms are on the left hand side.
\frac{x}{2}=y-6
Subtract 6 from both sides.
x=2y-12
Multiply both sides of the equation by 2.
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