Solve for y
y=\frac{x}{80}
Solve for x
x=80y
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80y=x
Swap sides so that all variable terms are on the left hand side.
\frac{80y}{80}=\frac{x}{80}
Divide both sides by 80.
y=\frac{x}{80}
Dividing by 80 undoes the multiplication by 80.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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Linear equation
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Matrix
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Simultaneous equation
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Differentiation
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Limits
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