Write the Augmented Matrix for the System of Linear Equations $$\left\{ \begin{aligned}x + 7 y + 7 z & = - 6 \\3 y + 3 z & = 6 \\x + 7 z & = - 7\end{aligned} \right.$$

question 61

Multiple Choice

Write the augmented matrix for the system of linear equations. $$\left\{ \begin{aligned}x + 7 y + 7 z & = - 6 \\3 y + 3 z & = 6 \\x + 7 z & = - 7\end{aligned} \right.$$

• A) \[\left[ \begin{array} { r r r r r }
• 1 & 7 & 7 & \vdots & - 6 \\
• 1 & 3 & 3 & \vdots & 6 \\
• 1 & 1 & 7 & \vdots & - 7
• \end{array} \right]\] ​
• B) \[\left[ \begin{array} { r r r r r }
• 1 & 7 & 7 & \vdots & - 6 \\
• 1 & 3 & 3 & \vdots & 6 \\
• 1 & 0 & 7 & \vdots & - 7
• \end{array} \right]\] ​
• C) \[\left[ \begin{array} { r r r r r }
• 1 & 7 & 7 & \vdots & - 6 \\
• & 3 & 3 & \vdots & 6 \\
• 1 & & 7 & \vdots & - 7
• \end{array} \right]\] ​
• D) \(\left[\begin{array}{rrrrr}
• 1 & 7 & 7 & \vdots & -6 \\
• 3 & 33 & 0 & \vdots & 6 \\
• 1 & 7 & 0 & \vdots & -7
• \end{array}\right]\) ​
• E) \[\left[ \begin{array} { r r r r r }
• 1 & 7 & 7 & \vdots & - 6 \\
• 0 & 3 & 3 & \vdots & 6 \\
• 1 & 7 & 0 & \vdots & - 7
• \end{array} \right]\]

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