Write the augmented matrix for the system.
-$$\left\{ \begin{array} { r }
8 x - 2 z = 60 \
9 y + 7 z = 33 \
2 x - 2 y + 9 z = 74
\end{array} \right.$$
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) $\left[ \begin{array} { r r r | r } 8 & 0 & - 2 & 60 \ 0 & 9 & 7 & 33 \ 2 & - 2 & 9 & 74 \end{array} \right]$

Question

Write the augmented matrix for the system.
-$$\left\{ \begin{array} { r } 
8 x - 2 z = 60 \
9 y + 7 z = 33 \
2 x - 2 y + 9 z = 74
\end{array} \right.$$
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) $\left[ \begin{array} { r r r | r } 8 & 0 & - 2 & 60 \ 0 & 9 & 7 & 33 \ 2 & - 2 & 9 & 74 \end{array} \right]$

Quizplus · Accepted Answer

The augmented matrix correctly represents the system of equations with the coefficients of $x$, $y$, and $z$ in their respective columns and the constants on the right side of the bar.

Write the Augmented Matrix for the System {8x−2z=609y+7z=332x−2y+9z=74\left\{ \begin{array} { r } 8 x - 2 z = 60 \\9 y + 7 z = 33 \\2 x - 2 y + 9 z = 74\end{array} \right.⎩⎨⎧​8x−2z=609y+7z=332x−2y+9z=74​

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