document.write( "Question 946711: The sum of the digits of a two digit number is 14.
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document.write( "If the digits are reversed, the new number is 36 more than the original number.
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document.write( "Find the original number. \n" );
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Algebra.Com's Answer #577561 by amarjeeth123(570)![]() ![]() ![]() You can put this solution on YOUR website! Let the digits of the number be x and y respectively. \n" ); document.write( "Let the tens digit be x and the units digit be y. \n" ); document.write( "The number is (10x+y) \n" ); document.write( "x+y=14..........equation 1 \n" ); document.write( "When the digits are reversed the new tens digit is y and the new units digit is x. \n" ); document.write( "When the digits are reversed the new number is (10y+x) \n" ); document.write( "10y+x=36+(10x+y) \n" ); document.write( "9y=36+9x \n" ); document.write( "y=4+x..........equation 2 \n" ); document.write( "Substituting equation 2 in equation 1. \n" ); document.write( "x+4+x=14 \n" ); document.write( "2x+4=14 \n" ); document.write( "2x=10 \n" ); document.write( "x=5 \n" ); document.write( "y=9 \n" ); document.write( "The original number is 59. \n" ); document.write( " \n" ); document.write( " |