Solve the System by the Addition Method $2 x + 6 y = - 16$

Multiple Choice

Solve the system by the addition method.
- $2 x + 6 y = - 16$
$- 2 \mathrm { x } - 10 \mathrm { y } = 28$

A) $\{ ( - 1,3 ) \}$
B) $\{ ( 1 , - 3 ) \}$
C) $\{ ( - 1 , - 3 ) \}$
D) $\varnothing$