2
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
What is the value of $n$ in the equation $n + (n + 1) + (n + 2) = 9$?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
2
What is the value of $n$ in the equation $n + (n + 1) + (n + 2) = 9$?
train