Solve the System of Equations$$\begin{aligned}
4 x _ { 1 } - x _ { 2 } + 3 x _ { 3 } & = 12 \
2 x _ { 1 } + 9 x _ { 3 } & = - 5 \
x _ { 1 } + 4 x _ { 2 } + 6 x _ { 3 } & = - 32
\end{aligned}$$

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The Answer of Solve the System of Equations$$\begin{aligned}
4 x _ { 1 } - x _ { 2 } + 3 x _ { 3 } & = 12 \
2 x _ { 1 } + 9 x _ { 3 } & = - 5 \
x _ { 1 } + 4 x _ { 2 } + 6 x _ { 3 } & = - 32
\end{aligned}$$

Solve the System of Equations A) $( 2 , - 7 , - 1 )$

Definitions:

Solve the System of Equations A) (2,−7,−1)( 2 , - 7 , - 1 )(2,−7,−1)

Definitions:

Solve the System of Equations A) $( 2 , - 7 , - 1 )$