document.write( "Question 769912: The ones digit of a two-digit number is 4 less than its tens digit. What are the two digit numbers that satisfy these condition? \n" ); document.write( "
Algebra.Com's Answer #469112 by ramkikk66(644)![]() ![]() ![]() You can put this solution on YOUR website! Put all possible values (starting from 0 upwards) in the 1's place. \n" ); document.write( "Find out what the corresponding 10's digit would be - 1's place digit + 4. \n" ); document.write( "Obviously if unit digit + 4 crosses 9, it is not valid. It has to be less than \n" ); document.write( "or equal to 9. \n" ); document.write( "So you have only the following numbers possible: \n" ); document.write( "40, 51,62,73,84 and 95! \n" ); document.write( ":) \n" ); document.write( " |