A system of equations is shown. ​ { � � = 7 2 � − � = − 1 { x y=7 2x−y= −1 ​ ​What is the solution to the system of equations? ​ ​ ( ( ​ , , ​ ) ) A system of equations is shown. ​ { � � = 7 2 � − � = − 1 { x y=7 2x−y= −1 ​ ​What is the solution to the system of equations? ​ ​ ( ( ​ , , ​ ) )