He used 5*2=<<5*2=10>>10 wigs per play
So in total, he used 10*3=<<10*3=30>>30 wigs
They cost 30*5=$<<30*5=150>>150
He gets back 10*4=$<<10*4=40>>40 from selling the wigs
So he spent 150-40=$<<150-40=110>>110
#### 110