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Solve the System {x+y+z=−10x−y+4z=−134x+4y+4z=−22\left\{ \begin{array} { r } x + y + z = - 10 \\x - y + 4 z = - 13 \\4 x + 4 y + 4 z = - 22\end{array} \right.

Question 41

Multiple Choice

Solve the system.
- {x+y+z=−10x−y+4z=−134x+4y+4z=−22\left\{ \begin{array} { r } x + y + z = - 10 \\x - y + 4 z = - 13 \\4 x + 4 y + 4 z = - 22\end{array} \right.


A) (−4,−3,−3) ( - 4 , - 3 , - 3 )
B) (−3,−4,−3) ( - 3 , - 4 , - 3 )
C) (−3,−3,−4) ( - 3 , - 3 , - 4 )
D) ∅\varnothing

Correct Answer:

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