The Matrix Associated with the Solution to a System of Linear

question 186

Multiple Choice

The matrix associated with the solution to a system of linear equations in x, y, and z is given. Write the solution to the
system, if it exists.
- $\left[ \begin{array} { r r r | r } 1 & 0 & 0 & - 5 \\ 0 & 1 & 0 & 9 \\ 0 & 0 & 1 & 9 \end{array} \right]$

• A) \(x = - 5 , y = 0 , z = 9\)
• B) \(x = 9 , y = 9 , z = - 5\)
• C) \(x = - 5 , y = 9 , z = 9\)
• D) \(x = 0 , y = 9 , z = - 5\)

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