Solve for y
y=-\frac{x}{5}+6
Solve for x
x=30-5y
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5y=30-x
Subtract x from both sides.
\frac{5y}{5}=\frac{30-x}{5}
Divide both sides by 5.
y=\frac{30-x}{5}
Dividing by 5 undoes the multiplication by 5.
y=-\frac{x}{5}+6
Divide 30-x by 5.
x=30-5y
Subtract 5y from both sides.
Examples
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Matrix
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Limits
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