Solve the System $$\left\{ \begin{array} { l } x + y + z = 5 \\x - y + 5 z = 3 \\4 x + y + z = - 1\end{array} \right.$$

question 16

Multiple Choice

Solve the system. If there is no solution or if the system's equations are dependent, so state.
- $$\left\{ \begin{array} { l } x + y + z = 5 \\x - y + 5 z = 3 \\4 x + y + z = - 1\end{array} \right.$$

• A) infinitely many solutions; dependent equations
• B) \(\{ ( - 2,5,2 ) \}\)
• C) no solution or \(\varnothing\)
• D) \(\{ ( 2,5 , - 2 ) \}\)

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