Solve the System of Equations A) $( - 1,1,1 )$ B) $( 0,0,1 )$

question 17

Multiple Choice

Solve the system of equations.
- $$\begin{array} { l } 7 x _ { 1 } + 7 x _ { 2 } + x _ { 3 } = 1 \\x _ { 1 } + 8 x _ { 2 } + 8 x _ { 3 } = 8 \\9 x _ { 1 } + x _ { 2 } + 9 x _ { 3 } = 9\end{array}$$

• A) \(( - 1,1,1 )\)
• B) \(( 0,0,1 )\)
• C) \(( 1 , - 1,1 )\)
• D) \(( 0,1,0 )\)

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