document.write( "Question 883097: The sum of two numbers is 20. The difference is 6 \n" ); document.write( "
Algebra.Com's Answer #533339 by algebrahouse.com(1659) You can put this solution on YOUR website! x = one number \n" ); document.write( "y = other number\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x + y = 20 {sum of two numbers is 20} \n" ); document.write( "x - y = 6 {their difference is 6} \n" ); document.write( "---------- \n" ); document.write( "2x = 26 {added the two equations} \n" ); document.write( "x = 13 {divided each side by 2}\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x + y = 20 {first equation} \n" ); document.write( "13 + y = 20 {substituted 13, in for x, into first equation} \n" ); document.write( "y = 7 {subtracted 13 from each side}\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "13 and 7 are the two numbers \n" ); document.write( " For more help from me, visit: www.algebrahouse.com \n" ); document.write( " |