document.write( "Question 582889: The sum of the 3 digits of an even number is 9. What is the number if its ten digits its 1 more than its ones digit? \n" ); document.write( "
Algebra.Com's Answer #372360 by ankor@dixie-net.com(22740) You can put this solution on YOUR website! The sum of the 3 digits of an even number is 9. \n" ); document.write( " What is the number if its ten digits its 1 more than its ones digit? \n" ); document.write( ": \n" ); document.write( "Three digits, a, b, c \n" ); document.write( ": \n" ); document.write( "a + b + c = 9 \n" ); document.write( ": \n" ); document.write( "b = c + 1 \n" ); document.write( ": \n" ); document.write( "a + (c+1) + c = 9 \n" ); document.write( "a + 2c = 9 - 1 \n" ); document.write( "a + 2c = 8 \n" ); document.write( "a = -2c + 8 \n" ); document.write( ": \n" ); document.write( "3 solutions \n" ); document.write( "621 \n" ); document.write( "432; the only even number \n" ); document.write( "243 \n" ); document.write( " |