Solve for q
q=\frac{c}{3}
Solve for c
c=3q
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q\times 3=c
Swap sides so that all variable terms are on the left hand side.
3q=c
The equation is in standard form.
\frac{3q}{3}=\frac{c}{3}
Divide both sides by 3.
q=\frac{c}{3}
Dividing by 3 undoes the multiplication by 3.
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