Solve for c
c=\frac{F-32}{18}
Solve for F
F=18c+32
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18c+32=F
Swap sides so that all variable terms are on the left hand side.
18c=F-32
Subtract 32 from both sides.
\frac{18c}{18}=\frac{F-32}{18}
Divide both sides by 18.
c=\frac{F-32}{18}
Dividing by 18 undoes the multiplication by 18.
c=\frac{F}{18}-\frac{16}{9}
Divide F-32 by 18.
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