Write the System of Equations Associated with the Augmented Matrix $\left[ \begin{array} { r r r | r } 1 & 0 & 0 & 4 \\ 0 & 1 & 0 & - 8 \\ 0 & 0 & 1 & 2 \end{array} \right]$

question 291

Multiple Choice

Write the system of equations associated with the augmented matrix. Do not solve.
- $\left[ \begin{array} { r r r | r } 1 & 0 & 0 & 4 \\ 0 & 1 & 0 & - 8 \\ 0 & 0 & 1 & 2 \end{array} \right]$

• A) \(x = - 4\)
• \(\mathrm { y } = 8\)
• \(\mathrm { z } = - 2\)
• B) \(x = 0\)
• \(y = - 4\)
• \(z = 6\)
• C) \(x = 2\)
• \(y = - 10\)
• \(z = 0\)
• D) \(x = 4\)
• \(y = - 8\)
• \(z = 2\)

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