document.write( "Question 896514: A 2-digit number becomes four-sevenths of itself when the position of its digits are interchanged. The difference between both digits is 3. What is the number ? \n" ); document.write( "
Algebra.Com's Answer #543552 by richwmiller(17219)\"\" \"About 
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4/7(10a+b)=10b+a,
\n" ); document.write( "a-b=3
\n" ); document.write( "The number is 63\r
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