Respuesta :

Answer:

5/21

Step-by-step explanation:

=>4/7+(-1/3)

=>4*3/7*3+(-1*7/3*7)

=>12/21-7/21

=>5/21

Answer:

5/21

Step-by-step explanation:

  1. 4/7+ (-1/3)
  2. 4/7= 12/21

        -1/3=7/21

= 5/21