Arsenal end their struggle after three matches with a win and move to 10th position on the table above leeds.
With this Arsenal attention now turns to the Europa League as they face Benfica on Thursday.
Aubameyang’s helps Arsenal to a 4-2 win over Leeds with his first premier league hat trick.
His first goal was a shot into the bottom corner, his second from the penalty spot then Bellerin added another just before half-time from a tight angle.
Aubameyang headed in his third just two minutes after the break giving arsenal a crucial three points.