The Runnin' Rebels entered fifth in the country in field-goal percentage (51.0), eighth in scoring (86.2) and 20th in rebounding (40.1). UNLV shot 50 percent and outrebounded SJSU 44-24.
Welage nailed a 3 for the last basket of the first half to reach 139 career makes, passing Adrian Oliver for second in program history.
UNLV came out on top in the first matchup this season, 82-76 in overtime. The Spartans beat UNLV in both meetings last season making it the first time doing so since the 1993-94 season.
Tulsa edges Division I-newcomer California Baptist 82-79
DaQuan Jeffries scored 19 points, Martins Igbanu added 18 and Tulsa edged Division I-newcomer California Baptist 82-79 on Friday.
Montana wins opening game of Bahamas Showcase
Michael Oguine made four 3-pointers and scored 25 points, Ahmaad Rorie added three 3-pointers and 18 points and Montana beat Incarnate Word 93-66 on Friday to open the Islands of the Bahamas Showcase.
Alabama beats Ball State 79-61 in Charleston
Tevin Mack scored 20 points off five 3-pointers as Alabama bounced back from its first loss of the season with a 79-61 victory over Ball State at the Charleston Classic.