Use Gauss-Jordan elimination to find the solution. Write the solution as an ordered triple. x + y + z = 7 x - y + 2z = 75x + y + z = 11
A. (1, 2, 4)
B. (4, 2, 1)
C. (1, 4, 2)
D. (4, 1, 2)
Answer: A
Mathematics
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