Solve the System by the Substitution Method $$\begin{array} { l } x y = 6 \\x + y = 5\end{array}$$

Multiple Choice

Solve the system by the substitution method.
- $$\begin{array} { l } x y = 6 \\x + y = 5\end{array}$$

A) $\{ ( 3,2 ) , ( 2,3 ) \}$
B) $\{ ( 3 , - 2 ) , ( 2 , - 3 ) \}$
C) $\{ ( - 3,2 ) , ( - 2,3 ) \}$
D) $\{ ( - 3 , - 2 ) , ( - 2 , - 3 ) \}$