Solve for A (complex solution)
\left\{\begin{matrix}\\A=18\text{, }&\text{unconditionally}\\A\in \mathrm{C}\text{, }&B=0\end{matrix}\right.
Solve for B (complex solution)
\left\{\begin{matrix}\\B=0\text{, }&\text{unconditionally}\\B\in \mathrm{C}\text{, }&A=18\end{matrix}\right.
Solve for A
\left\{\begin{matrix}\\A=18\text{, }&\text{unconditionally}\\A\in \mathrm{R}\text{, }&B=0\end{matrix}\right.
Solve for B
\left\{\begin{matrix}\\B=0\text{, }&\text{unconditionally}\\B\in \mathrm{R}\text{, }&A=18\end{matrix}\right.
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BA=18B
The equation is in standard form.
\frac{BA}{B}=\frac{18B}{B}
Divide both sides by B.
A=\frac{18B}{B}
Dividing by B undoes the multiplication by B.
A=18
Divide 18B by B.
AB-18B=0
Subtract 18B from both sides.
\left(A-18\right)B=0
Combine all terms containing B.
B=0
Divide 0 by -18+A.
BA=18B
The equation is in standard form.
\frac{BA}{B}=\frac{18B}{B}
Divide both sides by B.
A=\frac{18B}{B}
Dividing by B undoes the multiplication by B.
A=18
Divide 18B by B.
AB-18B=0
Subtract 18B from both sides.
\left(A-18\right)B=0
Combine all terms containing B.
B=0
Divide 0 by -18+A.
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