Solve the System by the Method of Your Choice $$\begin{array} { l } 3 x + y = 8 \\9 x + 3 y = 24\end{array}$$

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.
- $$\begin{array} { l } 3 x + y = 8 \\9 x + 3 y = 24\end{array}$$
$$9 \mathrm { x } + 3 \mathrm { y } = 24$$

A) $\{ ( 5 , - 7 ) \}$
B) $\{ ( 0,8 ) \}$
C) $\{ ( x , y ) \mid 3 x + y = 8 \}$
D) $\varnothing$