Solve the System $(x, y, z, w)$
- $\begin{aligned}4 y+w & =-19 \\X+y+2 z-w & =9 \\4 x+z+2 w & =13 \\X+y+2 z & =6\end{aligned}$

Multiple Choice

Solve the system. Express the solution in the form $(x, y, z, w)$ .
- $\begin{aligned}4 y+w & =-19 \\X+y+2 z-w & =9 \\4 x+z+2 w & =13 \\X+y+2 z & =6\end{aligned}$

A) $\{(4,-16,6,-6) \}$
B) $\{(4,-4,3,-3) \}$
C) $\{(16,-16,6,-12) \}$
D) $\{(4,-4,6,-3) \}$