Solve for c
c=\frac{20493}{r}
r\neq 0
Solve for r
r=\frac{20493}{c}
c\neq 0
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cr=20520-27
Multiply both sides of the equation by 2.
cr=20493
Subtract 27 from 20520 to get 20493.
rc=20493
The equation is in standard form.
\frac{rc}{r}=\frac{20493}{r}
Divide both sides by r.
c=\frac{20493}{r}
Dividing by r undoes the multiplication by r.
cr=20520-27
Multiply both sides of the equation by 2.
cr=20493
Subtract 27 from 20520 to get 20493.
\frac{cr}{c}=\frac{20493}{c}
Divide both sides by c.
r=\frac{20493}{c}
Dividing by c undoes the multiplication by c.
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