Solve the System of Linear Equations $$\left\{ \begin{array} { l l } - 2 x + 3 y - 4 z & = - 19 \\4 x - y - z & = 22 \\4 x + y - z & = 12\end{array} \right.$$

Solve the system of linear equations.? $$\left\{ \begin{array} { l l } - 2 x + 3 y - 4 z & = - 19 \\4 x - y - z & = 22 \\4 x + y - z & = 12\end{array} \right.$$

A) ? $( 1 , - 4 , - 4 )$
B) ? $( 4 , - 5 , - 1 )$
C) ? $( - 5 , - 1,4 )$
D) inconsistent
E) ? $( - 4,1 , - 4 )$

Correct Answer:

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