Question
Joelle had 43 more crystals than Sarah at first. After Joelle bought another 20 crystals, she had four times as many crystals as Sarah. How many crystals did Joelle have at first?
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Joelle had 43 more crystals than Sarah at first. After Joelle bought another 20 crystals, she had four times as many crystals as Sarah. How many crystals did Joelle have at first?