can yall please answer this im having trouble

Answer:
2y -6
Step-by-step explanation:
3y+6-y
3y-y +6
2y -6
Answer: 2y +6
Step-by-step explanation:
Combine like terms: 3y +6 -y = 2y +6
So after combining like terms you will get 2y +6
If you want to create an equivalent you could multiply the whole equation by 2.
2(2y+6)= 4y +12