Use Cramer's Rule to Solve the System $$\begin{aligned}6 x - 7 y - z & = - 53 \\x - 8 y + 9 z & = 19 \\- 3 x + y + z & = 11\end{aligned}$$

question 101

Multiple Choice

Use Cramer's rule to solve the system.
- $$\begin{aligned}6 x - 7 y - z & = - 53 \\x - 8 y + 9 z & = 19 \\- 3 x + y + z & = 11\end{aligned}$$

• A) \(\{ ( 2,8,9 ) \}\)
• B) \(\{ ( 8,9,8 ) \}\)
• C) \(\{ ( 2 , - 8 , - 9 ) \}\)
• D) \(\{ ( 3,6,9 ) \}\)

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