Respuesta :

Nowazi

Answer:

-0,25d-0,4d=39

-0,25d+-0,4d=39

-0,65d=39

-0,65d/-0,65=39/-0,65

d=-60

Explanation:

You plus -0, 25d and 0,4d and you will get -0,65d.

After that you will divide with - 0,65 both sides in order for you to get D.

Answer:

6.921

Explanation: