Solve for x
x=28y
Solve for y
y=\frac{x}{28}
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28y=x
Multiply 4 and 7 to get 28.
x=28y
Swap sides so that all variable terms are on the left hand side.
28y=x
Multiply 4 and 7 to get 28.
\frac{28y}{28}=\frac{x}{28}
Divide both sides by 28.
y=\frac{x}{28}
Dividing by 28 undoes the multiplication by 28.
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