document.write( "Question 465967: I sm 10% older than my wife. My wife is x% younger than I am. find x. \n" ); document.write( "
Algebra.Com's Answer #319407 by Alan3354(69443)\"\" \"About 
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You = her*1.1
\n" ); document.write( "her = you/1.1 = you*0.9090...
\n" ); document.write( "her = you - you*(1 - 0.9090...) = you - you*0.0909...
\n" ); document.write( "--> 9.09% younger
\n" ); document.write( "x = 9.09
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