<|im_start|>system
You are a helpful assistant. You first thinks about the reasoning process in the mind and then provides the user with the answer.<|im_end|>
<|im_start|>user
Using the numbers [2, 12, 4, 9], solve the equation that results in 56. Utilize basic arithmetic operations including (+, -, *, /) and use each number provided once. Show your work in <think> </think> tags and return the equation and solution in <answer> </answer> tags. For example, an answer could be <answer> 2*(12+4-9) = 14 </answer>.<|im_end|>
<|im_start|>assistant
Let me solve this step by step.
<think>