Solve for A
\left\{\begin{matrix}A=\frac{6cm}{E}\text{, }&E\neq 0\\A\in \mathrm{R}\text{, }&\left(c=0\text{ or }m=0\right)\text{ and }E=0\end{matrix}\right.
Solve for E
\left\{\begin{matrix}E=\frac{6cm}{A}\text{, }&A\neq 0\\E\in \mathrm{R}\text{, }&\left(c=0\text{ or }m=0\right)\text{ and }A=0\end{matrix}\right.
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EA=6cm
The equation is in standard form.
\frac{EA}{E}=\frac{6cm}{E}
Divide both sides by E.
A=\frac{6cm}{E}
Dividing by E undoes the multiplication by E.
AE=6cm
The equation is in standard form.
\frac{AE}{A}=\frac{6cm}{A}
Divide both sides by A.
E=\frac{6cm}{A}
Dividing by A undoes the multiplication by A.
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