Solve for f
f=\frac{9}{x}
x\neq 0
Solve for x
x=\frac{9}{f}
f\neq 0
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xf=9
The equation is in standard form.
\frac{xf}{x}=\frac{9}{x}
Divide both sides by x.
f=\frac{9}{x}
Dividing by x undoes the multiplication by x.
fx=9
The equation is in standard form.
\frac{fx}{f}=\frac{9}{f}
Divide both sides by f.
x=\frac{9}{f}
Dividing by f undoes the multiplication by f.
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