Solve Nonlinear Systems by Substitution
- $$\begin{array} { l } x + y = 5 \\y = x ^ { 2 } - 6 x + 9\end{array}$$

Multiple Choice

Solve Nonlinear Systems By Substitution
- $$\begin{array} { l } x + y = 5 \\y = x ^ { 2 } - 6 x + 9\end{array}$$

A) $\{ ( 4,1 ) , ( 1,4 ) \}$
B) $\{ ( - 4,9 ) , ( - 1,6 ) \}$
C) $\{ ( 3,2 ) \}$
D) $\{ ( 4,9 ) , ( 1,4 ) \}$