document.write( "Question 781288: In my number, the digit in the ones place is double the digit in the tens place. The sum of the digits is 3. My number is? \n" ); document.write( "
Algebra.Com's Answer #475871 by ramkikk66(644)![]() ![]() ![]() You can put this solution on YOUR website! Sum of the 2 digits is 3. \n" ); document.write( "3 can be expressed as the sum of 2 non-negative numbers in only the following \n" ); document.write( "ways. \n" ); document.write( "3+0 \n" ); document.write( "0+3 \n" ); document.write( "1+2 \n" ); document.write( "2+1\r \n" ); document.write( "\n" ); document.write( "Of the above, only the combination of 1,2 satisfy the condition that one digit \n" ); document.write( "is double the other. \n" ); document.write( "Hence the number is 12. \n" ); document.write( ":) \n" ); document.write( " |