Use Cramer's rule to solve the linear system.5x + 9y - z = 23  x + 6y - 4z = -144x + y + z = 23

A. (1, 6, 1)
B. (5, -1, 6)
C. (4, 1, 6)
D. (4, -1, -6)


Answer: C

Mathematics

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