Question 60
Multiple Choice
Solve the system.
x1+y1−z1=149x4−y1+z9=−730−x1+y8−z6=14131
A) {{−21,1,−71) }
B) {(−2,1,7) }
C) {(−21,1,71}}
D) {(−2,1,−7) }
Correct Answer:

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