Solve Nonlinear Systems by Addition
Solve the System by the Addition

Multiple Choice

Solve Nonlinear Systems By Addition
Solve the system by the addition method.
- $$\begin{array} { l } x ^ { 2 } + y ^ { 2 } = 40 \\- 13 x + y ^ { 2 } = 82\end{array}$$

A) $\{ ( - 6,2 ) , ( - 6 , - 2 ) \}$
B) $\{ ( - 6,2 ) \}$
C) $\{ ( - 6,2 ) , ( - 6 , - 2 ) , ( - 7,2 ) , ( - 7 , - 2 ) \}$
D) $\{ ( - 6,2 ) , ( - 6 , - 2 ) , ( 6,2 ) , ( 6 , - 2 ) \}$