document.write( "Question 279490: The sum of the digits of a two- digit number is 12. If 36 is added to the number, then the number obtained is the original with its digits interchanged. Find the original number. \n" ); document.write( "
Algebra.Com's Answer #203163 by richwmiller(17219)\"\" \"About 
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x=10a+b
\n" ); document.write( "a+b=12
\n" ); document.write( "x+36=10b+a\r
\n" ); document.write( "\n" ); document.write( "x=48
\n" ); document.write( "check
\n" ); document.write( "48+36=84
\n" ); document.write( "4+8=12
\n" ); document.write( "ok
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