Respuesta :

Answer:

a) (4 , - 1/4)

Step-by-step explanation:

1/4 x + 1 1/2 y = 5/8 ....... (1)

3/4 x - 1 1/2 y = 3 3/8 .....(2)

(1) + (2)    1/4 x + 3/4 x = 5/8 + 3 3/8

x = 4

1/4 * 4 + 3/2 y = 5/8

3/2 y = -3/8

y = - 1/4