Solve the system of linear equations. If the system has infinitely many solutions, describe the solution with an ordered triple in terms of variable z.4x - y + 3z=12x + 4y + 6z=-325x + 3y + 9z=20
A. (8, -7, -2)
B. (-8, -7, 9)
C. (2, -7, -1)
D. no solution
Answer: D
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