Solve for x
x=\frac{y-16}{15}
Solve for y
y=15x+16
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15x+16=y
Swap sides so that all variable terms are on the left hand side.
15x=y-16
Subtract 16 from both sides.
\frac{15x}{15}=\frac{y-16}{15}
Divide both sides by 15.
x=\frac{y-16}{15}
Dividing by 15 undoes the multiplication by 15.
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