Compute: $\frac{3^4-3^3}{3^3-3^2}$
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Compute: $\frac{3^4-3^3}{3^3-3^2}$
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
3
Compute: $\frac{3^4-3^3}{3^3-3^2}$
train