Respuesta :

The 2X and negative 2X cancel out. Then you add the 3 to the -9 to get -6 they you add the lonely Y to the 5Y so now you have 6Y=-6. Then you divide them both by 6 to get the Y alone. 6Y = 6
— —
6 6

So then it’s Y=1. There you go. Hope I helped!!!