document.write( "Question 944598: Jan is five years older than her brother Dan. The sum of their ages is 27.
\n" ); document.write( "How old are Jan and Dan.
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Algebra.Com's Answer #575951 by stanbon(75887)\"\" \"About 
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Jan is five years older than her brother Dan.
\n" ); document.write( "The sum of their ages is 27.
\n" ); document.write( "Equations::
\n" ); document.write( "j = d+5
\n" ); document.write( "j + d = 27
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\n" ); document.write( "Substitute for \"j\" and solve for \"d\"::
\n" ); document.write( "d+5 + d = 27
\n" ); document.write( "2d = 22
\n" ); document.write( "d = 11 (Dan's age now)
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\n" ); document.write( "j = d+5 = 16 (Jan's age now)
\n" ); document.write( "-----------------------
\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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