P ( 9 . r ) = 504
Solve for P
P=\frac{56}{r}
r\neq 0
Solve for r
r=\frac{56}{P}
P\neq 0
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9rP=504
The equation is in standard form.
\frac{9rP}{9r}=\frac{504}{9r}
Divide both sides by 9r.
P=\frac{504}{9r}
Dividing by 9r undoes the multiplication by 9r.
P=\frac{56}{r}
Divide 504 by 9r.
9Pr=504
The equation is in standard form.
\frac{9Pr}{9P}=\frac{504}{9P}
Divide both sides by 9P.
r=\frac{504}{9P}
Dividing by 9P undoes the multiplication by 9P.
r=\frac{56}{P}
Divide 504 by 9P.
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