Respuesta :

iamaperson1010

Answer:

2b+9

Step-by-step explanation:

(7-b)+(3b+2) ---> remove parenthesis

7-b+3b+2 ---> combine like terms

2b+9

thatsbloodyy
2B+9 :)
Also if you ever need help on these questions you can just dm me on thatsbloodyy on i g I love doing these types of math questions lol :,)
Happy holidays!!