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the sum of the ages of Andy and Derek is 50. in 5 years time, the age of Derek will be four times that of Andy now. how old is each boy
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the sum of the ages of Andy and Derek is 50. in 5 years time, the age of Derek will be four times that of Andy now. how old is each boy

User Zero Live
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Andy is 7 and Derek is 43
User Fennie
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