If the initial price was $600, after negotiating the price, Karsyn paid 20/100*$600 = $<<20/100*600=120>>120 less.

The price at which she bought the phone is $600-$120 = $<<600-120=480>>480

# Answer

480
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
After negotiating for the price of a phone, Karsyn bought a phone at 20% of the initial price. If the phone's initial price was $600, calculate how much she paid after negotiating.
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
480
After negotiating for the price of a phone, Karsyn bought a phone at 20% of the initial price. If the phone's initial price was $600, calculate how much she paid after negotiating.
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