The Dallas Mavericks will take on the Boston Celtics at 7:30 p.m. ET Tuesday at American Airlines Center. Dallas is 14-15 overall and 7-8 at home, while Boston is 15-15 overall and 7-10 on the road. The Celtcis have won the last three games between the teams. 

Boston is favored by three points in the latest Mavericks vs. Celtics odds from William Hill Sportsbook, and the over-under is set at 224. Before entering any Celtics vs. Mavericks picks, you'll want to see the NBA predictions from the model at SportsLine.

The SportsLine Projection Model simulates every NBA game 10,000 times, and it returned over $5,000 in profit on its top-rated NBA picks last season. The model is also up almost $8,700 on top-rated NBA picks over the past two-plus seasons. Dating back to last season, it enters Week 10 of the 2020-21 NBA schedule on a stunning 85-49 roll on top-rated NBA picks against the spread. Anybody who has followed it has seen huge returns.

Now, the model has set its sights on Mavs vs. Celtics. You can head to SportsLine to see its picks. Here are several NBA betting lines for Celtics vs. Mavs:

  • Mavericks vs. Celtics spread: Mavericks +3
  • Mavericks vs. Celtics over-under: 224 points
Latest Odds: Boston Celtics -2.5

What you need to know about the Celtics

The Celtics lost in an overtime matchup against the New Orleans Pelicans on Sunday, 120-115. Boston was up 63-47 at halftime but couldn't hold on to the lead. Kemba Walker finished with 14 points on 5-for-21 shooting in his 35 minutes on the court. Boston has lost four of its past six games. 

Jayson Tatum scored 32 points on Sunday, including the basket to force overtime with 0.2 seconds remaining in regulation. Jaylen Brown had 25 points, six rebounds and nine assists. Tristan Thompson finished with 14 points and nine rebounds.       

What you need to know about the Mavericks

Meanwhile, Dallas topped the Memphis Grizzlies on Monday, 102-92. Tim Hardaway Jr. shot 7-for-11 from beyond the arc and finished with 29 points. The Mavericks have won five of their past six games. Jalen Brunson scored 19 points and had seven rebounds.

The Mavericks never trailed on Monday and led by as many as 23 points. Dallas has lost seven of its last eight matchups with Boston. Kristaps Porzingis (back) did not play Monday and his status is uncertain for Tuesday's game. Maxi Kleber suffered an ankle injury on Monday and will not play on Tuesday. 

How to make Mavericks vs. Celtics picks

The model has simulated Mavericks vs. Celtics 10,000 times and the results are in. The model is leaning over on the total, and it's also generated a point-spread pick that is hitting in almost 70 percent of simulations. You can only see the pick at SportsLine.

So who wins Mavericks vs. Celtics? And which side of the spread hits in almost 70 percent of simulations? Visit SportsLine now to see which side of the Mavericks vs. Celtics spread to jump on Tuesday, all from the model that is on an incredible 85-49 roll.