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Solve the System of Equations −8x−7y+2z=7x−4y+3z=−98x+2y−5z=10\begin{aligned}- 8 x - 7 y + 2 z & = 7 \\x - 4 y + 3 z & = - 9 \\8 x + 2 y - 5 z & = 10\end{aligned}

Question 32

Multiple Choice

Solve the system of equations.
−8x−7y+2z=7x−4y+3z=−98x+2y−5z=10\begin{aligned}- 8 x - 7 y + 2 z & = 7 \\x - 4 y + 3 z & = - 9 \\8 x + 2 y - 5 z & = 10\end{aligned}


A) (1,−1,4) ( 1 , - 1,4 )
B) (−1,−4,−8) ( - 1 , - 4 , - 8 )
C) (−1,−3,−11) ( - 1 , - 3 , - 11 )
D) (−1,−1,−4) ( - 1 , - 1 , - 4 )

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