Solve the System Using Determinants $$\begin{array} { l } - 3 x - 8 y + 8 z = 55 \\- 3 x + 4 y - 2 z = - 23 \\7 x - 2 y - 2 z = 1\end{array}$$

question 114

Multiple Choice

Solve the system using determinants.
- $$\begin{array} { l } - 3 x - 8 y + 8 z = 55 \\- 3 x + 4 y - 2 z = - 23 \\7 x - 2 y - 2 z = 1\end{array}$$

• A)(3, -1, -9)
• B)(3, 1, 9)
• C)(4, -1, 9)
• D)(1, 9, 1)

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