Respuesta :

Answer:

6c + 3b + 4

Step-by-step explanation:

First, you can group like terms:

9c + 3b + 4 - 3c -----> (9c - 3c) + (3b) + (4)

Then you can add terms:

(9c - 3c) + (3b) + (4) = (6c) + (3b) + (4) = 6c + 3b + 4

Hope this helps!!!

nyjaechavis

the answer is 3b+6c+4