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Solve the System of Linear Equations {x+y+z=−11x−6y−3z=136y−7z=42\left\{ \begin{aligned}x + y + z & = - 11 \\x - 6 y - 3 z & = 13 \\6 y - 7 z & = 42\end{aligned} \right.

Question 117

Multiple Choice

Solve the system of linear equations.
{x+y+z=−11x−6y−3z=136y−7z=42\left\{ \begin{aligned}x + y + z & = - 11 \\x - 6 y - 3 z & = 13 \\6 y - 7 z & = 42\end{aligned} \right.


A) (−6,−1,−4) ( - 6 , - 1 , - 4 )
B) (−1,−6,−4) ( - 1 , - 6 , - 4 )
C) (−5,0,−6) ( - 5,0 , - 6 )
D) (0,−5,−6) ( 0 , - 5 , - 6 )
E) (−2,−2,−7) ( - 2 , - 2 , - 7 )

Correct Answer:

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