Wall added seven assists and five rebounds for the Wizards, who broke a four-game losing streak.
Price sank a trio of foul shots in the extra frame and Trevor Booker added 19 points as Washington avenged a 106-89 Friday loss to Toronto.
Linas Kleiza and Jerryd Bayless each poured in 30 points for the Raptors, who lost for the fourth time in five contests.
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