Respuesta :

Answer:

Step-by-step explanation:

a. (-4 - 2)/2 = -6/2= -3

   (4 + 2)/2= 6/2 = 3

(-3, 3)

b. (9-1)/2= 8/2 = 4

   (-10+26)/2= 16/2= 8

(4,8)