Solve the following systems or indicate the nonexistence of solutions
Chapter 7, Problem 7.1.57(choose chapter or problem)
Solve the following systems or indicate the nonexistence of solutions. (Show the details of your work.)
x + y - 2z = 0
-4w - x - y + 2z = - 4
-2w + 3x + 3y - 6z = -2
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