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Solve the System of Equations 8x7y+2z=7x4y+3z=98x+2y5z=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.
8x7y+2z=7x4y+3z=98x+2y5z=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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