Respuesta :

Answer:

The value of a is 5 and b is -4.

Explanation:

You have to solve it by comparison :

(8 , 3) + (b , 2) = (4 , a)

(8+b , 3+2) = (4 , a)

8 + b = 4

b = 4 - 8

b = -4

3 + 2 = a

a = 5