Edwards averaged 25.5 points on 61.5-percent shooting and 13.5 rebounds as UTA split road games.
The Mavericks will face UL-Monroe in the first round of the Sun Belt Championships in New Orleans.
The Mavericks have won five of their last seven SBC games and are tied for fifth place at 9-8.
UT Arlington has won five of its last seven Sun Belt games to improve to 9-8 in league play,
UT Arlington is 13-15 overall and 8-8 in the Sun Belt with two regular-season games left.