document.write( "Question 702073: The units digit of a two digit number is 2 less than the tens digit. The number is 2 more than 6 times the sum of the digits. Find the answer. \n" ); document.write( "
Algebra.Com's Answer #432784 by sachi(548) You can put this solution on YOUR website! let the two digit no is 10x+y \n" ); document.write( "The units digit of a two digit number is 2 less than the tens digit. \n" ); document.write( "so y=x-2..........1 \n" ); document.write( "The number is 2 more than 6 times the sum of the digits. \n" ); document.write( "10x+y=6(x+y)+2=6x+6y+2 \n" ); document.write( "or 4x-5y=2....2 \n" ); document.write( "putting the value of y from 1 \n" ); document.write( "4x-5(x-2)=2 \n" ); document.write( "or 4x-5x+10=2 \n" ); document.write( "or -x=2-10=-8 \n" ); document.write( "or x=8 \n" ); document.write( "from 1 \n" ); document.write( "y=8-2=6 \n" ); document.write( "so the no is 10*8+6=86 \n" ); document.write( "ans \n" ); document.write( " |