Solve the System of Equations $$\left\{ \begin{array} { c } x + y + z = 7 \\x - y + 2 z = 7 \\5 x + y + z = 11\end{array} \right.$$

Multiple Choice

Solve the system of equations.
- $$\left\{ \begin{array} { c } x + y + z = 7 \\x - y + 2 z = 7 \\5 x + y + z = 11\end{array} \right.$$

A) x = 1, y = 4, z = 2
B) x = 4, y = 2, z = 1
C) x = 1, y = 2, z = 4
D) x = 4, y = 1, z = 2