# Find the Value of $x$ if $\left|\begin{array}{ccc}x & -1 & 2 \\ 2 x & 1 & -3 \\ 3 & -4 & 5\end{array}\right|=-10$

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Find the Value of $x$ if $\left|\begin{array}{ccc}x & -1 & 2 \\ 2 x & 1 & -3 \\ 3 & -4 & 5\end{array}\right|=-10$

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here is your answer and please do by your own once you understand completely..

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