10
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Evaluate $(x-a+3)$ if the value of $x$ is $(a+7)$.
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
10
Evaluate $(x-a+3)$ if the value of $x$ is $(a+7)$.
train