3
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Find the value of the expression. $$\frac{7+8+9}{2+3+4}\cdot\frac{6+9+12}{9+8+7}$$
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
3
Find the value of the expression. $$\frac{7+8+9}{2+3+4}\cdot\frac{6+9+12}{9+8+7}$$
train