p=abcp=abc

Solving for c. Want to solve for a or solve for b instead?
1
Divide both sides by aa.
pa=bc\frac{p}{a}=bc

2
Divide both sides by bb.
pab=c\frac{\frac{p}{a}}{b}=c

3
Simplify  pab\frac{\frac{p}{a}}{b}  to  pab\frac{p}{ab}.
pab=c\frac{p}{ab}=c

4
Switch sides.
c=pabc=\frac{p}{ab}

Done

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