While watching a parade I saw some clowns and horses. I counted 30 legs and 10 heads. How many horses did I see in the parade?
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
While watching a parade I saw some clowns and horses. I counted 30 legs and 10 heads. How many horses did I see in the parade?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
5
While watching a parade I saw some clowns and horses. I counted 30 legs and 10 heads. How many horses did I see in the parade?
train