Question

Obtenha x e y de modo que:
A) (4x-8) + ( 7y+2)i= 12i
B) (2x -1) + (5x -15) i= 1

Answer 1

A)

4x-8=0

4x = 8

x = 2

...

7y+2 = 12

7y = 10

y = 10/7

B)

2x-1 = 1

x= 1

...

5x-15 = 0

5x = 15

x = 3