Asked by suz

A dealer bought some radios for a total of $1,200. She gave away 6 radios as gifts, sold each of the rest for $10 more than she paid for each radio, and broke even. How many radios did she buy?
Answered by Steve
original price for x radios is 1200/x

So,

(x-6)(1200/x + 10) = 1200
Answered by Anonymous
30
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