document.write( "Question 841428: A man is three times a girls age. In 21 years, he will only be twice her age. How old are the man and woman? \n" ); document.write( "
Algebra.Com's Answer #506925 by jim_thompson5910(35256)\"\" \"About 
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m = age of the man (current age)\r
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\n" ); document.write( "\n" ); document.write( "g = age of the girl (current age)\r
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\n" ); document.write( "\n" ); document.write( "\"A man is three times a girls age\" ----> \"m+=+3g\"\r
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\n" ); document.write( "\n" ); document.write( "\"In 21 years, he will only be twice her age\" ----> \"m%2B21+=+2%28g%2B21%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"m%2B21+=+2%28g%2B21%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"3g%2B21+=+2%28g%2B21%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"3g%2B21+=+2g%2B42\"\r
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\n" ); document.write( "\n" ); document.write( "\"3g+=+2g%2B42-21\"\r
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\n" ); document.write( "\n" ); document.write( "\"3g-2g=42-21\"\r
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\n" ); document.write( "\n" ); document.write( "\"g=21\"\r
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\n" ); document.write( "\n" ); document.write( "The girl is currently 21 years old.\r
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\n" ); document.write( "\n" ); document.write( "\"m+=+3g\"\r
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\n" ); document.write( "\n" ); document.write( "\"m+=+3%2821%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"m+=+63\"\r
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\n" ); document.write( "\n" ); document.write( "The man is currently 63 years old.
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