Respuesta :

XDFMBJNADB

Answer:

I think the answer is 5+ 6c

kitten3212397

Answer:

3y-12

Step-by-step explanation:

b=y+2, and c=y-7. We know that b=y+2, so b+2c can be written as y+2+2c. We also know c=y-7, so we can write it as y+2+2y-14, so we have 3y-12.