Respuesta :

Answer:

-(7y^3+7y+36)

Step-by-step explanation:

(-73-y+1)+(-7y^3-6y)

-37+1-y-7y^3-6y

-36-y-6y-7y^3

-36-7y-7y^3

-7y^3-7y-36

-(7y^3+7y+36)