Question: In Problems 3974, solve each system of equations using matrices (row operations). If the system has no solution, say that it is inconsistent. - 4x

In Problems 39–74, solve each system of equations using matrices (row operations). If the system has no solution, say that it is inconsistent.


- 4x + y = 5 zw=5 z+w = 4 2x -

- 4x + y = 5 zw=5 z+w = 4 2x - y + z

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