Solve for A
\left\{\begin{matrix}A=\frac{3v}{h}\text{, }&h\neq 0\\A\in \mathrm{R}\text{, }&v=0\text{ and }h=0\end{matrix}\right.
Solve for h
\left\{\begin{matrix}h=\frac{3v}{A}\text{, }&A\neq 0\\h\in \mathrm{R}\text{, }&v=0\text{ and }A=0\end{matrix}\right.
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\frac{1}{3}Ah=v
Swap sides so that all variable terms are on the left hand side.
\frac{h}{3}A=v
The equation is in standard form.
\frac{3\times \frac{h}{3}A}{h}=\frac{3v}{h}
Divide both sides by \frac{1}{3}h.
A=\frac{3v}{h}
Dividing by \frac{1}{3}h undoes the multiplication by \frac{1}{3}h.
\frac{1}{3}Ah=v
Swap sides so that all variable terms are on the left hand side.
\frac{A}{3}h=v
The equation is in standard form.
\frac{3\times \frac{A}{3}h}{A}=\frac{3v}{A}
Divide both sides by \frac{1}{3}A.
h=\frac{3v}{A}
Dividing by \frac{1}{3}A undoes the multiplication by \frac{1}{3}A.
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