The meeting was held in London at the Olympic Stadium and ended in favor of the guests - 3: 1.
The home team went ahead in the 38th minute thanks to a goal by Angelo Ogbonna. The Gunners answered with three goals in the second half - Gabriel Martinelli (60), Nicolas Pepe (66) and Pierre-Emerick Obameyang (69) scored.
Thus, Arsenal won the first victory after the dismissal of Unai Emery, scored 22 points and climbed to ninth place in the league table of the championship of England. “West Ham” with 16 points is on the 16th line.
Earlier, Leicester beat Aston Villa and increased its lead over Manchester City in the Premier League.