Solve the System by the Addition Method $$\left\{ \begin{array} { l } 2 x + 10 y = - 64 \\9 x + 2 y = 56\end{array} \right.$$

Multiple Choice

Solve the system by the addition method. If there is no solution or an infinite number of solutions, so state. Use set
notation to express the solution set.
- $$\left\{ \begin{array} { l } 2 x + 10 y = - 64 \\9 x + 2 y = 56\end{array} \right.$$

A) $\{ ( -2 , 8 ) \}$
B) $\{ ( 9 , - 9 ) \}$
C) $\{ ( 8 , - 8 ) \}$
D) $\{ ( - 8,8 ) \}$