Solve a System of Linear Equations in Two Variables Using $$\begin{array} { l } 3 x = 55 - 4 y \\3 y = 48 - 3 x\end{array}$$

Multiple Choice

Solve a System of Linear Equations in Two Variables Using Cramer's Rule
- $$\begin{array} { l } 3 x = 55 - 4 y \\3 y = 48 - 3 x\end{array}$$

A) $\{ ( 9,7 ) \}$
B) $\{ ( 7,9 ) \}$
C) $\{ ( - 7,9 ) \}$
D) $\{ ( 9 , - 7 ) \}$