(4i-2) - (2+5i)
(3-2i) - ( (-1-i) + (4+5i) )
(4+8i) + (15-12i)
(3-2i) + (-1-i) + (4+5i)
(2-i) + (3+4i)
(7+6i) + 2(1+i)
2(3+2i)
(2+4i) - (6-7i)
-4+11i
6+4i
-6i
9+8i
6+2i
-4-i
19-4i
5+3i
