Question
Joelle bought 7 kg of mutton and 2 kg of beef for $93. If she brought 2 kg of mutton and 7 kg of beef, she would have to pay $15 less. How much did 1 kg of mutton cost?
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Joelle bought 7 kg of mutton and 2 kg of beef for $93. If she brought 2 kg of mutton and 7 kg of beef, she would have to pay $15 less. How much did 1 kg of mutton cost?