An amusement park charges an entry fee of $\$2.25$ plus $\$1.50$ for each ride. If Simon spent a total of $\$12.75$, how many rides did he pay for?
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
An amusement park charges an entry fee of $\$2.25$ plus $\$1.50$ for each ride. If Simon spent a total of $\$12.75$, how many rides did he pay for?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
7
An amusement park charges an entry fee of $\$2.25$ plus $\$1.50$ for each ride. If Simon spent a total of $\$12.75$, how many rides did he pay for?
train