<|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 [25, 31, 15, 5], create an equation that equals 32. You can use basic arithmetic operations (+, -, *, /) and each number can only be used once. Show your work in <think> </think> tags. Be mindful of how you can manipulate these numbers to reach the target. Also, ensure the final answer is given in the exact format of <answer> </answer>, for example, <answer> 4 * 8 = 32 </answer>. This will enable you to demonstrate your creative use of operations and result.<|im_end|>
<|im_start|>assistant
Let me solve this step by step.
<think>