document.write( "Question 1121938: Five years ago, John's age was half the age of mary. John is 4 years younger than Mary now. How old is John?
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Algebra.Com's Answer #737948 by Alan3354(69443)\"\" \"About 
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Five years ago, John's age was half the age of mary. John is 4 years younger than Mary now. How old is John?
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\n" ); document.write( "Hint: how old were they 5 years ago?
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