Solve the System by Using the Inverse of the Coefficient $$\begin{array} { r } x + 3 y = - 8 \\- 14 x - 4 y = - 2\end{array}$$

question 484

Multiple Choice

Solve the system by using the inverse of the coefficient matrix.
- $$\begin{array} { r } x + 3 y = - 8 \\- 14 x - 4 y = - 2\end{array}$$

• A) \(\{ ( - 3,1 ) \}\)
• B) \(\{ ( 3 , - 1 ) \}\)
• C) \(\{ ( - 1,3 ) \}\)
• D) \(\{ ( 1 , - 3 ) \}\)

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