Freshman Christian Anderson established season highs of 21 points and five 3-pointers in his first career start to help No. 9 Texas Tech notch a 73-51 victory over West Virginia on Saturday afternoon in Big 12 play at Lubbock, Texas.JT Toppin recorded 22 points and eight rebounds to pace the Red Raiders (21-6, 12-4 Big 12), who improved to 14-2 at home. Elijah Hawkins and Kevin Overton added 10 points apiece for Texas Tech.Anderson started in place of Chance McMillian (right ankle). McMillian, who averages 15.1 points per game, was sporting a boot.Amani Hansberry had 14 points and 11 rebounds for his second straight double-double for West Virginia (16-11, 7-9). Mountaineers leading scorer Javon Small had just 10 points on 3-of-14 shooting while playing through an ankle injury.The Red Raiders shot 46.4 percent from the field — including 62.5 percent in the second half. Texas Tech was a torrid 7-of-11 in the second half from 3-point range to finish 9-of-22.West Virginia made 32.8 percent of its shots and was 6-of-27 from behind the arc.The Red Raiders held a 41-31 rebounding margin.Texas Tech trailed for nearly 16 1/2 minutes of the first half but finished strong to hold a 30-27 halftime lead.The momentum carried into the second half as Darrion Williams scored the final six points of an 8-0 burst to help the Red Raiders open up a 38-29 lead.