Solve the System $$\left\{ \begin{array} { r r } x - y + 2 z = & - 2 \\4 x + z = & 0 \\- x + y - 2 z = & 6\end{array} \right.$$

question 72

Multiple Choice

Solve the system. If there is no solution or if the system's equations are dependent, so state.
- $$\left\{ \begin{array} { r r } x - y + 2 z = & - 2 \\4 x + z = & 0 \\- x + y - 2 z = & 6\end{array} \right.$$

• A) infinitely many solutions; dependent equations
• B) \(\{ ( 0,0,2 ) \}\)
• C) \(\{ ( 2,2,0 ) \}\)
• D) no solution or \(\varnothing\)

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