Question

Use Cramer’s Rule to solve the system, if possible. If it is not possible, state whether the system is inconsistent or has infinitely many solutions.

{2xy2z=23xy+z=3x+yz=7\left\{\begin{array}{l}2 x-y-2 z=2 \\ 3 x-y+z=-3 \\ x+y-z=7\end{array}\right.

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In this task, we are interested in using Cramer’s Rule to solve the given system, if possible.

How do we solve the system of equations using Cramer’s Rule?

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