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Solve Each System of Equations Using Matrices (Row Operations) xy+2z+w=2y+z=2zw=3\begin{array} { l } x - y + 2 z + w = 2 \\y + z = 2 \\z - w = 3\end{array}

question 120

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Solve each system of equations using matrices (row operations) . If the system has no solution, say that it is inconsistent.
- xy+2z+w=2y+z=2zw=3\begin{array} { l } x - y + 2 z + w = 2 \\y + z = 2 \\z - w = 3\end{array}


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