Solve Using Cramerʹs Rule $$\begin{array} { l } 3 x _ { 1 } + 3 x _ { 2 } = 9 \\2 x _ { 1 } + x _ { 2 } = 1\end{array}$$

question 1

Multiple Choice

Solve using Cramerʹs rule.
- $$\begin{array} { l } 3 x _ { 1 } + 3 x _ { 2 } = 9 \\2 x _ { 1 } + x _ { 2 } = 1\end{array}$$

• A) \(( 2 , - 5 )\)
• B) \(( 5 , - 2 )\)
• C) \(( - 5 , - 2 )\)
• D) \(( - 2,5 )\)

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