UT Arlington improved to 18-23 overall and 3-5 against the Big 12.
The Mavericks couldn't hold onto a 9-7 lead going into the bottom of the seventh.
The Mavericks and Bobcats complete the three game series on Sunday at 1 p.m.
UTA continues play in the UTA Hilton Invitational vs. Missouri State at 3 p.m. on Saturday.
Mavericks cruise in game one by 11-2 final.