document.write( "Question 1002080: The sum of the digits of a two-digit number is 9. The number with the digits interchanged is 6 times the sum of the digits. Find the original number.
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Algebra.Com's Answer #652747 by jorel555(1290) $\"\"$ $\"About$

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Let there be 2 digits: n and 9-n
\n" ); document.write( "The first number is 10n+(9-n)
\n" ); document.write( "Interchanging the digits gives you
\n" ); document.write( "10(9-n)+n=54
\n" ); document.write( "90-9n=54
\n" ); document.write( "9n=36
\n" ); document.write( "n=4
\n" ); document.write( "9-n=5
\n" ); document.write( "The digits are 4 and 5!!!!!!!!!!!!!!\r
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