<|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 [3, 6, 10, 20], create an equation that equals 60 using basic arithmetic operations (+, -, *, /) and each number can only be used once. Show your work in <think> </think>. And return the final equation and answer in <answer> </answer>. For example, if the equation is (6 * 10) + 3, your final answer should be <answer> (6 * 10) + 3 = 63 </answer>.<|im_end|>
<|im_start|>assistant
Let me solve this step by step.
<think>