c x - y + 2z - w = 5 x + 3y - 4z + 2w = 2 3x - y - 5z - w = -1
Chapter 8, Problem 16(choose chapter or problem)
c x - y + 2z - w = 5 x + 3y - 4z + 2w = 2 3x - y - 5z - w = -1
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