f ( x ) = x ^ { 2 } [ 1,4 ]
Solve for f
\left\{\begin{matrix}\\f=\frac{7x}{5}\text{, }&\text{unconditionally}\\f\in \mathrm{R}\text{, }&x=0\end{matrix}\right.
Solve for x
x=\frac{5f}{7}
x=0
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xf=\frac{7x^{2}}{5}
The equation is in standard form.
\frac{xf}{x}=\frac{7x^{2}}{5x}
Divide both sides by x.
f=\frac{7x^{2}}{5x}
Dividing by x undoes the multiplication by x.
f=\frac{7x}{5}
Divide \frac{7x^{2}}{5} by x.
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