Respuesta :

Answer:

definately C

Step-by-step explanation:

add the wednesday and thursday together, and M represents friday, and 40 is the whole trail.

Answer:

11.1+13.9+m=40

m=15

Step-by-step explanation:

11.1+13.9+m=40

11.1-11.1+13.9-13.9=m=40-11.1-13.9

m=15