Question

Show if the two systems of linear equations are equivalent:
The first one:
2x1+(-1+i)x2+x4=0
3x2-2ix3+5x4=0
(being x1, "x sub 1", not x times 1 and so on)
and the second system
(1+(i/2))x1+8x2-ix3-x4=0
(2/3)x1-(1/2)x2+x3+7x4=0