Write the Augmented Matrix for the System $$\begin{array} { c } 5 x + 5 y + 7 z = 23 \\- 2 x + 9 y + 4 z = 6 \\2 x + 5 y + 2 z = 16\end{array}$$

question 34

Multiple Choice

Write the augmented matrix for the system. Do not
- $$\begin{array} { c } 5 x + 5 y + 7 z = 23 \\- 2 x + 9 y + 4 z = 6 \\2 x + 5 y + 2 z = 16\end{array}$$

• A)
• \[\left[ \begin{array} { r r r | r }
• 5 & 5 & 7 & 23 \\
• - 2 & 9 & 4 & 6 \\
• 2 & 5 & 2 & 16
• \end{array} \right]\]
• B)
• \[\left[ \begin{array} { r r r | r }
• 5 & - 2 & 2 & 23 \\
• 5 & 9 & 5 & 6 \\
• 7 & 4 & 2 & 16
• \end{array} \right]\]
• C)
• \[\left[ \begin{array} { r r r }
• 5 & 5 & 7 \\
• - 2 & 9 & 4 \\
• 2 & 5 & 2
• \end{array} \right]\]
• D)
• \[\left[ \begin{array} { r r r | r }
• 23 & 7 & 5 & 5 \\
• 6 & 4 & 9 & - 2 \\
• 16 & 2 & 5 & 2
• \end{array} \right]\]

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