document.write( "Question 30652: A two-digit number is six times the sum of its digits. The tens digit is 1 more than the units digit. Find the number. I dont even know where to begin with this one. Thanks for the help \n" ); document.write( "
Algebra.Com's Answer #17387 by Paul(988)![]() ![]() ![]() You can put this solution on YOUR website! Tens digit = x \n" ); document.write( "One's digit = y \n" ); document.write( "x=1+y (subsitution) \n" ); document.write( "10x+y=6(x+y) \n" ); document.write( "10x+y=6x+6y \n" ); document.write( "Subsitute for x: \n" ); document.write( "10(1+y)+y=6(1+y)+6y \n" ); document.write( "10+10y+y=6+6y+6y \n" ); document.write( "10+11y=6+12y \n" ); document.write( "y=4\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x=1+4 \n" ); document.write( "x=5\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Hence, the number is 54 with 5 as tens digit and 4 as ones digit. \n" ); document.write( "Paul. \n" ); document.write( " |