The Gunners won the clash against the Red Devils (3-1) and can legitimately believe in qualifying for the next edition of the Champions League.
Nketiah opened the scoring (3rd) then Saka, from the penalty spot (32nd), and Xhaka (70th), with a long shot, made the score worse.
Ronaldo (34th) tried to revive his team by reducing the score in the first half, but in vain.
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Premier League fixtures and results
Premier League standings