Answer:
Islam is the one group who practices mostly christinity and Animism,although few people are muslim.
Yes. He is. Not the best answer I'm sorry.
AC = AB + BC
AC = 2x + 6 + 4x - 10
AC = 6x - 4
If B is the middle point of AC
AB = AC/2 = (6x - 4)/2 = 3x - 2