DALLAS -- Dennis Smith Jr. had 19 points and five assists and the Mavericks got their first win of the season, 103-94 over the Memphis Grizzlies on Wednesday.
Dallas snapped a four-game losing streak, while Memphis had a season-opening three-game win streak come to an end in the opener of a home-and-home back-to-back between the teams.
Marc Gasol had 26 points for Memphis. Mike Conley scored 21 points and Tyreke Evans had 13 off the bench for the Grizzlies.
Wesley Matthews added 16, Harrison Barnes had 15, J.J. Barea scored 14, and Dirk Nowitzki scored 13 points for Dallas.
The Mavericks went ahead 8-7 with 8:30 remaining in the first quarter on a hook shot by Nerlens Noel and never surrendered the lead. Memphis pulled within three in the fourth quarter before Dallas went on a 9-0 run to regain control.
Dallas led by as much as 19 in the first half, but Gasol helped drag his team back into the game in the third quarter. Gasol scored 12 points on 4-for-6 shooting in in the period, cutting the score to 79-72 before the fourth quarter.
Both teams struggled at the free-throw line. The normally reliable Grizzlies made 16 of 24 free throws, and Dallas went 20-for-29.
Devin Harris played his first game since the death of his brother on Oct. 19 and had six points. Before the game, Mavericks coach Rick Carlisle said Harris wouldn't travel to Memphis with the team on Thursday.
Grizzlies: F Chandler Parsons didn't play since he isn't yet medically cleared to play in back-to-back games. Parsons, a former Maverick, is expected to play Thursday. ... Memphis will play 16 back-to-backs this season.
Mavericks: Barea played in his 700th career game. ... Dallas' 32 points in the first quarter where a season-high. ... Nowitzki played in his 1,399th career game. He can become the seventh player in NBA history to reach 1,400 on Thursday.
Grizzlies: Have a chance to bounce back against the Mavericks on Thursday night.
Mavericks: Will try to win their third straight game in the all-time series against Memphis.