document.write( "Question 891711: A mother is 21 years older than her son. 6 years
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Algebra.Com's Answer #539980 by Edwin McCravy(20056) $\"\"$ $\"About$

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A mother is 21 years older than her son.
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document.write( "Let the son be S years old\r\n" );
document.write( "Then the mother is S+21\r\n" );
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document.write( "S+21+6 = 5(S+6)\r\n" );
document.write( "  S+27 = 5S+30\r\n" );
document.write( "    -3 = 4S\r\n" );
document.write( "  -3/4 = S  \r\n" );
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document.write( "So the son is negative three-fourths of a year old, which means\r\n" );
document.write( "he has not been born yet.  Since three fourths of a year\r\n" );
document.write( "before he is born is 9 months before he is born, he is just\r\n" );
document.write( "being conceived.\r\n" );
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document.write( "Having sex with his mother.  LOL\r
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document.write( "Edwin \n" );
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