document.write( "Question 279943: jon is 13 years older than tony. the sum of their ages is 27. how old are they? \n" ); document.write( "
Algebra.Com's Answer #203442 by richwmiller(17219)\"\" \"About 
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a sneaky way
\n" ); document.write( "27-13=14
\n" ); document.write( "14/2=7
\n" ); document.write( "7+13=20
\n" ); document.write( "20+7=27
\n" ); document.write( "7 and 20 are the ages
\n" ); document.write( "Why does this work?
\n" ); document.write( "another way.\r
\n" ); document.write( "\n" ); document.write( "j=t+13
\n" ); document.write( "j+t=27
\n" ); document.write( "j-t=13
\n" ); document.write( "add
\n" ); document.write( "2j=40
\n" ); document.write( "j=20
\n" ); document.write( "27-20=7=t\r
\n" ); document.write( "\n" ); document.write( " \n" ); document.write( "
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