Apply row operations to the augmented matrix to find the solution to the linear system.
A. x = 8, y = 8, z = 6
B. x = 8, y = -8, z = 6
C. x = -8, y = 8, z = 16
D. x = 8, y = 6, z = 8
Answer: A
Mathematics
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B. 
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A. 9
B. 16
C. 15
D. 9
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A. -31 pounds B. 31 pounds
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If possible, use the graph to evaluate the expression.f(1)
A. -2 B. Undefined C. 0 D. -3
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