Solve the System by the Substitution Method $$\begin{array} { l } y = x ^ { 2 } - 13 \\x ^ { 2 } + y ^ { 2 } = 25\end{array}$$

Multiple Choice

Solve the system by the substitution method.
- $$\begin{array} { l } y = x ^ { 2 } - 13 \\x ^ { 2 } + y ^ { 2 } = 25\end{array}$$

A) $\{ ( - 4,3 ) , ( - 3 , - 4 ) , ( 3 , - 4 ) , ( 4,3 ) \}$
B) $\{ ( - 3 , - 4 ) , ( 3 , - 4 ) \}$
C) $\{ ( - 4,3 ) , ( 4,3 ) \}$
D) $\{ ( 9,68 ) , ( 16,243 ) \}$