document.write( "Question 1064319: Devaughn is
\n" ); document.write( "11\r
\n" ); document.write( "\n" ); document.write( "years younger than Sydney. The sum of their ages is
\n" ); document.write( "39\r
\n" ); document.write( "\n" ); document.write( ". What is Sydney's age?
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Algebra.Com's Answer #679359 by stanbon(75887)\"\" \"About 
You can put this solution on YOUR website!
Devaughn is 11 years younger than Sydney.
\n" ); document.write( "The sum of their ages is 39 .
\n" ); document.write( "What is Sydney's age?
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\n" ); document.write( "D = S-11
\n" ); document.write( "D+S = 39
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\n" ); document.write( "Substitute for \"D\" and solve for \"S\"::
\n" ); document.write( "S-11+S = 39
\n" ); document.write( "2S = 50
\n" ); document.write( "Sydney = 20 yrs
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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