Question
Lucy and her two children received $10z in the ratio 3 : 7. If her son received $123 less than her daughter, how much did her daughter receive? Leave your answer in terms of z.
2 m

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Lucy and her two children received $10z in the ratio 3 : 7. If her son received $123 less than her daughter, how much did her daughter receive? Leave your answer in terms of z.