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Linear Systemshard
0:00.0

Solve: x−y+z=2,2x+y−z=4,x+2y−2z=2x - y + z = 2, 2x + y - z = 4, x + 2y - 2z = 2x−y+z=2,2x+y−z=4,x+2y−2z=2.