3 d X = 0
Solve for X
\left\{\begin{matrix}\\X=0\text{, }&\text{unconditionally}\\X\in \mathrm{R}\text{, }&d=0\end{matrix}\right.
Solve for d
\left\{\begin{matrix}\\d=0\text{, }&\text{unconditionally}\\d\in \mathrm{R}\text{, }&X=0\end{matrix}\right.
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3dX=0
The equation is in standard form.
X=0
Divide 0 by 3d.
3Xd=0
The equation is in standard form.
d=0
Divide 0 by 3X.
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