Solve for I (complex solution)
\left\{\begin{matrix}I=\frac{R}{U}\text{, }&U\neq 0\\I\in \mathrm{C}\text{, }&R=0\text{ and }U=0\end{matrix}\right.
Solve for I
\left\{\begin{matrix}I=\frac{R}{U}\text{, }&U\neq 0\\I\in \mathrm{R}\text{, }&R=0\text{ and }U=0\end{matrix}\right.
Solve for R
R=IU
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UI=R
Swap sides so that all variable terms are on the left hand side.
\frac{UI}{U}=\frac{R}{U}
Divide both sides by U.
I=\frac{R}{U}
Dividing by U undoes the multiplication by U.
UI=R
Swap sides so that all variable terms are on the left hand side.
\frac{UI}{U}=\frac{R}{U}
Divide both sides by U.
I=\frac{R}{U}
Dividing by U undoes the multiplication by U.
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