Solve Nonlinear Systems by Addition
- $$\begin{array} { l } x ^ { 2 } + y ^ { 2 } + 6 x + 2 y - 15 = 0 \\x ^ { 2 } - y ^ { 2 } + 6 x - 2 y - 17 = 0\end{array}$$

Multiple Choice

Solve Nonlinear Systems By Addition
- $$\begin{array} { l } x ^ { 2 } + y ^ { 2 } + 6 x + 2 y - 15 = 0 \\x ^ { 2 } - y ^ { 2 } + 6 x - 2 y - 17 = 0\end{array}$$

A) $\{ ( 2 , - 1 ) , ( - 8 , - 1 ) \}$
B) $\{ ( 2 , - 1 ) , ( 8 , - 1 ) \}$
C) $\{ ( - 3,4 ) , ( - 3 , - 6 ) \}$
D) $\{ ( - 3 , - 4 ) , ( - 3,6 ) \}$ Solve by the method of your choice.