Write the Augmented Matrix for the System $\begin{array} { r } 8 x + 9 y = 42 \\5 y = 10\end{array}$

question 32

Multiple Choice

Write the augmented matrix for the system. Do not solve the system.
$\begin{array} { r } 8 x + 9 y = 42 \\5 y = 10\end{array}$

• A) \(\left[ \begin{array} { l l | l }
• 42 & 9 & 8 \\
• 10 & 0 & 5
• \end{array} \right]\)
• B) \(\left[ \begin{array} { r r | r }
• 5 & 0 & 10 \\
• 8 & 9 & 9
• \end{array} \right]\)
• C) \(\left[ \begin{array} { l l | l }
• 8 & 9 & 42 \\
• 0 & 5 & 10
• \end{array} \right]\)
• D) \(\left[ \begin{array} { r r | r }
• 8 & 9 & 42 \\
• 5 & 10 & 0
• \end{array} \right]\)

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