Solve the System Using Matrices $$\begin{array} { l } - 3 x - y - 2 z = - 38 \\9 x + 9 z = 117 \\2 y + z = 16\end{array}$$

Multiple Choice

Solve the system using matrices.
- $$\begin{array} { l } - 3 x - y - 2 z = - 38 \\9 x + 9 z = 117 \\2 y + z = 16\end{array}$$

A) (-7, 5, 14)
B) (7, 6, 5)
C) (7, 5, 6)
D) inconsistent