Question: 2. Is the given system of equations consistent? X1 - X2 + 4X3 = 11 - 5X1 + 5X2 - 20X3 = 4 X1 +

2. Is the given system of equations consistent?
2. Is the given system of equations consistent? X1 - X2 + 4X3 = 11 - 5X1 + 5X2 - 20X3 = 4 X1 + 5X2 + X3 = -21

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