Use Gauss-Jordan elimination to solve the linear system and determine whether the system has a unique solution, no solution, or infinitely many solutions. If the system has infinitely many solutions, describe the solution as an ordered triple involving variable z. x + y + z = 7 x - y + 2z = 7
A. (8, -3, 2)
B. 
C. (-3z + 14, 2z - 7, z)
D. (4, 1, 2)
Answer: B
Mathematics
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A. ? B. undefined C. 0 D. -4
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What will be an ideal response?
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A. 11x - 15 B. 3x - 3 C. 3x - 15 D. -3x + 3
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