Solve the System $\left\{ \begin{array} { r } x + y + z = - 10 \\x - y + 4 z = - 13 \\4 x + 4 y + 4 z = - 22\end{array} \right.$

question 41

Multiple Choice

Solve the system.
- $\left\{ \begin{array} { r } x + y + z = - 10 \\x - y + 4 z = - 13 \\4 x + 4 y + 4 z = - 22\end{array} \right.$

• A) \(( - 4 , - 3 , - 3 )\)
• B) \(( - 3 , - 4 , - 3 )\)
• C) \(( - 3 , - 3 , - 4 )\)
• D) \(\varnothing\)