Respuesta :

y=9 because you would need to subtract 3 from both sides because its a -3, adding 3 would cancel it out on one side leaving y=9. 9 is the answer:)-May

well it is 3. y=3

here is the explanation:

1. 3+3=6

2. There is only one letter therefor there can only be one possible multiple (you guessed it 3!)

3. And, well my rank is expert so yeah!

I hope this helps you! and I also hope that you ㏒㏑