What is the simplified value of $\frac{10! + 11! + 12!}{10! + 11!}$?
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
What is the simplified value of $\frac{10! + 11! + 12!}{10! + 11!}$?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
12
What is the simplified value of $\frac{10! + 11! + 12!}{10! + 11!}$?
train