Use a Graphing Utility and Cramer's Rule to Solve (If $$\left\{ \begin{array} { r } x + 2 y - z = - 5 \\2 x - 2 y - 2 z = - 4 \\- x + 3 y + 4 z = 6\end{array} \right.$$

Multiple Choice

Use a graphing utility and Cramer's Rule to solve (if possible) the system of equations.? $$\left\{ \begin{array} { r } x + 2 y - z = - 5 \\2 x - 2 y - 2 z = - 4 \\- x + 3 y + 4 z = 6\end{array} \right.$$ ?

A) (-1,-1,2)
B) (-1,-1,-1)
C) (-1,1,-2)
D) (-1,-1,-2)
E) (-1,1,2)