Solve the System Using Gaussian Elimination or Gauss-Jordan Elimination $$\begin{array} { l } - 4 x - 6 y + 5 z = 13 \\8 x + 4 y - 7 z = - 7 \\4 x - 2 y - 2 z = - 15\end{array}$$

question 19

Multiple Choice

Solve the system using Gaussian elimination or Gauss-Jordan elimination.
- $$\begin{array} { l } - 4 x - 6 y + 5 z = 13 \\8 x + 4 y - 7 z = - 7 \\4 x - 2 y - 2 z = - 15\end{array}$$

• A) \(\{ ( 8,4,5 ) \}\)
• B) \(\{ ( 8,5,4 ) \}\)
• C) { }
• D) \(\{ ( 5,8,4 ) \}\)

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