 
 <prompt> Justin buy some jerseys. E buy four long-sleeved ones wey cost $15 each, and some striped ones wey cost $10 each. How many striped jerseys Justin buy if e spend total of $80? <response>: ```Four long-sleeved jerseys cost $15 x 4 = $60.
So the striped jerseys amount to $80 - $60 = $20.
Hence, Justin buy $20/$10= 2 striped jerseys.

The final answer: 2.``` 