Evaluate $\frac{7!+8!}{6!+7!}$. Express your answer as a common fraction.
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Evaluate $\frac{7!+8!}{6!+7!}$. Express your answer as a common fraction.
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
\frac{63}{8}
Evaluate $\frac{7!+8!}{6!+7!}$. Express your answer as a common fraction.
train