Respuesta :

Answer:

(2+  5i) + (4 + 3i) = 6 + 8i

Step-by-step explanation:

2 + xi  + y + 3i = 6 + 8i

(2 + y) + xi + 3i = 6 +8i

(2 + y) + (x + 3)i = 6 + 8i

Compare real numbers

2 + y = 6

     y = 6 - 2

    y = 4

Compare imaginary numbers

x + 3 = 8

     x = 8 - 3

    x = 5