Solve the System Using Gaussian Elimination or Gauss-Jordan Elimination $\begin{array} { l } - 3 x - 3 y - 3 z = 30 \\- 9 x - 9 y - 9 z = 90 \\- 1.5 x - 1.5 y - 1.5 z = 15\end{array}$

question 44

Multiple Choice

Solve the system using Gaussian elimination or Gauss-Jordan elimination.
- $\begin{array} { l } - 3 x - 3 y - 3 z = 30 \\- 9 x - 9 y - 9 z = 90 \\- 1.5 x - 1.5 y - 1.5 z = 15\end{array}$

• A){ }
• B) \(\{ ( 2,2,6 ) \}\)
• C) \(\{ ( -2,-2,-6 ) \}\)
• D) { ( x , y , z )| - 3 x - 3 y - 3 z = 30 }

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