Evans also had seven assists for the Golden Flashes (18-12, 8-7 Mid-American Conference), who solidified their hold on a potential fourth seed -- and byes through two rounds -- in next week's conference tournament. Darren Goodson added 12 points off the bench.
Kent State led 35-18 with 2:24 remaining in the first half, but the Falcons (12-18, 6-9) closed the half with an 11-0 run and took their only lead of the game, 58-57, on Craig Sealey's dunk with 7:29 left.
Two free throws by Holt put the Golden Flashes ahead to stay, and a three-point play and a layup by Mark Henniger made it 64-58 with 4:59 left.
Former Kentucky guard Ed Davender, the only Wildcat with at least 1,500 points and 400 assists, has died. He was 49.
Guard Naz Mitrou-Long, whose 2015-16 season ended in December due to hip problems, has been granted a hardship waiver for the coming season, Iowa State said.
As the Sooners look to life without superstar Buddy Hield and his sidekicks, it's clear their unseasoned players will need to grow up fast.