Week 5 of the Texas high school football season has arrived, with matchups taking place across the state Thursday, Friday and Saturday. That includes 16 of the Lone Star State’s top 25 teams in action as the push for the playoffs begins in earnest. On3 is tracking scores from across Texas below: The On3 Massey Ratings — officially used during the BCS era and generated college high school sports team rankings since 1995 — rank sports teams by analyzing game outcomes, strength of schedule, and margin of victory. CLICK HERE to watch your high school’s games on NFHS Network now! Texas High School …