Solve the System by the Method of Your Choice $$\begin{array} { l } 3 y = 21 - 4 x \\2 x = 27 - 3 y\end{array}$$

Multiple Choice

Solve the system by the method of your choice. Identify systems with no solution and systems with infinitely many
solutions, using set notation to express their solution sets.
- $$\begin{array} { l } 3 y = 21 - 4 x \\2 x = 27 - 3 y\end{array}$$

A) $\{ ( - 3,11 ) \}$
B) $\{ ( 3 , - 11 ) \}$
C) $\{ ( x , y ) \mid 4 x + 3 y = 21 \}$
D) $\varnothing$