Elementary row operations

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Reference no: EM1314464

Question: Elementary row operations reduce each of the augmented:

(A.) 4x1 + x2 - 7x3 = 6
5x1 + 7x2 + 2x3 = 3
5x1 + 2x2 + 5x3 = 7

(B.) 5x1 + 7x2 + 8x3 = 3
-2x1 + 4x2 + 9x3 = 3
3x1 - 6x2 + x3 = 1

(C.) 3x1 - 2x2 + 2x3 = 7
5x1 + 7x2 + 3x3 = 3
-5x1 + 6x2 - 8x3 = -5

Reference no: EM1314464

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