Identify Systems That Do Not Have Exactly One Ordered-Pair Solution $$\begin{array} { l } x - 3 y = 5 \\- 6 x - 4 y = 36\end{array}$$

Multiple Choice

Identify Systems That Do Not Have Exactly One Ordered-Pair Solution
- $$\begin{array} { l } x - 3 y = 5 \\- 6 x - 4 y = 36\end{array}$$

A) $\{ ( - 4 , - 3 ) \}$
B) $\{ ( - 5 , - 2 ) \}$
C) $\{ ( x , y ) \mid x - 3 y = 5 \}$
D) $\varnothing$