Use Matrices to Solve the System of Linear Equations Below $\left\{ \begin{array} { r } x - 2 z = 7 \\4 x - 4 y - z = 9 \\x - 2 y - 3 z = 20\end{array} \right.$

Multiple Choice

Use matrices to solve the system of linear equations below.
$\left\{ \begin{array} { r } x - 2 z = 7 \\4 x - 4 y - z = 9 \\x - 2 y - 3 z = 20\end{array} \right.$

A) $( - 3 , - 4 , - 5 )$
B) $( - 5 , - 4 , - 3 )$
C) $( - 3 , - 5 , - 4 )$
D) $( - 4 , - 5 , - 3 )$
E) $( 1,5,4 )$