Respuesta :

Answer:

-2y + 12

Step-by-step explanation:

3 - 2y +9

Combine the constants

-2y +3+9

-2y + 12

Answer:

-2y + 12

Step-by-step explanation:

1) Group like terms: -2y + 3 + 9

2) Combine like terms: 3 + 9 = 12

3) -2y + 12

Hope this helps and good luck with your assignment. (pleasem mark me brainliest if possible)