document.write( "Question 28663: find the two-digit number whose tens is three less than the units digit. the original number is 6 more than 4 times the sum of the digit. solve. \n" ); document.write( "
Algebra.Com's Answer #15600 by Paul(988)![]() ![]() ![]() You can put this solution on YOUR website! 10's digit: \n" ); document.write( "y=x-3 \n" ); document.write( "Unit digit = x \n" ); document.write( "y+x=6+4(y+x) --> sub \n" ); document.write( "10x-30+x=6+4(x+x-3) \n" ); document.write( "11x-30=6+8x-12 \n" ); document.write( "11x-30=8x-6 \n" ); document.write( "3x=24 \n" ); document.write( "x=8\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "y=8-3 \n" ); document.write( "y=5\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Hence, the 10's digit is 5 and the unit digit is 8. \n" ); document.write( "Paul. \n" ); document.write( " |