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Mathematics 37 Online
OpenStudy (anonymous):

Solve system by elimination .. x + 5y - 4z = -10 2x - y + 5z = -9 2x -10y - 5z = 0 answers ; a. ( 5, -1, 0 ) b. ( -5, 1, 0 ) c. ( -5, -1, 0 ) d. ( -5, -1, -2 )

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