Solve for h
h=\frac{c-77}{6}
Solve for c
c=6h+77
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6h+77=c
Swap sides so that all variable terms are on the left hand side.
6h=c-77
Subtract 77 from both sides.
\frac{6h}{6}=\frac{c-77}{6}
Divide both sides by 6.
h=\frac{c-77}{6}
Dividing by 6 undoes the multiplication by 6.
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