Solve the System by Gauss - Jordan Elimination ​
A) $( - 12 , - 16 , - 30 )$

question 25

Multiple Choice

Solve the system by Gauss - Jordan elimination.​ $$\left\{ \begin{aligned}\frac { 1 } { 3 } x + \frac { 3 } { 4 } y - \frac { 2 } { 3 } z & = - 4 \\x + \frac { 1 } { 2 } y + \frac { 1 } { 3 } z & = 30 \\\frac { 1 } { 6 } x - \frac { 1 } { 8 } y - z & = - 30\end{aligned} \right.$$ ​

• A) \(( - 12 , - 16 , - 30 )\) ​
• B) \(( - 12,16 , - 30 )\) ​
• C) \(( 12,16,30 )\) ​
• D) \(( 0,16 , - 30 )\) ​
• E) \(( 12 , - 16,30 )\) ​

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