Below is an instruction that describes a task. Write a response that appropriately completes the request in Chinese. Please answer in Chinese.

### Instruction:
 三个朋友同意平分购买5袋薯片的费用。如果他们每人支付5美元，每袋薯片的价格是多少？


### Response:
 5袋薯片的费用是5美元 x 3 = $15。
所以每袋薯片的价格是15/5 = $<<15/5=3>>3。