Question

4j-8=-x-yj

X=?

Answer 1

assumng "j" represents imaginary numbers, you need to equate the real and imaginary parts here

Answer 2

so the imaginary part of the number on the left is "4", and on the right it is "-y" which would imply:
-y = 4
y = 4

use the same technique to find "x"

Answer 3

do you understand?

Answer 4

i got -5 but its wrong

Answer 5

how did you get -5?

Answer 6

look at the number on the left.
what is the "real" component of this number?

Answer 7

i got it lol its 11

Answer 8

no

Answer 9

do you understand what a complex number is?