Write the Augmented Matrix for the System $$\left\{ \begin{aligned}8 x - 2 z & = 60 \\9 y + 7 z & = 33 \\2 x - 2 y + 9 z & = 74\end{aligned} \right.$$

question 189

Multiple Choice

Write the augmented matrix for the system.
- $$\left\{ \begin{aligned}8 x - 2 z & = 60 \\9 y + 7 z & = 33 \\2 x - 2 y + 9 z & = 74\end{aligned} \right.$$

• A) \(\left[ \begin{array} { r r r | r } 8 & - 2 & 0 & 60 \\ 9 & 7 & 0 & 33 \\ 2 & - 2 & 9 & 74 \end{array} \right]\)
• B) \(\left[ \begin{array} { r r | r } 8 & 0 & - 2 \\ 0 & 9 & 7 \\ 2 & - 2 & 9 \end{array} \right]\)
• C) \(\left[ \begin{array} { r r r | r } 8 & 0 & 2 & 60 \\ 0 & 9 & - 2 & 33 \\ - 2 & 7 & 9 & 74 \end{array} \right]\)
• D) \(\left[ \begin{array} { r r r | r } 8 & 0 & - 2 & 60 \\ 0 & 9 & 7 & 33 \\ 2 & - 2 & 9 & 74 \end{array} \right]\)

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