document.write( "Question 352563: The units digit of a two- digit number is one less than 3 times the tens digit. The sum of the digits is 11. Find the number \n" ); document.write( "
Algebra.Com's Answer #251936 by mananth(16946)![]() ![]() You can put this solution on YOUR website! let ten's digit be x \n" ); document.write( "and unit's digit be y \n" ); document.write( ".. \n" ); document.write( "the number = 10x+y \n" ); document.write( "... \n" ); document.write( "y=3x-1 \n" ); document.write( "y-3x=-1...................1 \n" ); document.write( "x+y =11..................2 \n" ); document.write( "multiply equation1 by -1 and add to 2 \n" ); document.write( "-y+3x=1 \n" ); document.write( "x+y=11 \n" ); document.write( "4x= 12 \n" ); document.write( "x=3 \n" ); document.write( "x+y=11 \n" ); document.write( "so y =8 \n" ); document.write( "the number is 38\r \n" ); document.write( "\n" ); document.write( "... \n" ); document.write( "m.ananth@hotmail.ca \n" ); document.write( " \n" ); document.write( " |