GH = GE + EH z + 6 = z + (2z - 4) z + 6 = z + 2z - 4 z + 6 = 3z - 4 -2z = -10 z = 5 So GE = z = 5 EH = 2z - 4 = 2(5) - 4 = 10 - 4 = 6 GH = z + 6 = 5 + 6 = 11 No E is not the midpoint of GH since GEEH, they would have had to be each, but one is 5 an the other 6. Edwin