document.write( "Question 520452: One number is twice another. Their sum is 9.find the two numbers \n" ); document.write( "
Algebra.Com's Answer #346069 by algebrahouse.com(1659)![]() ![]() You can put this solution on YOUR website! \"One number is twice another. Their sum is 9.find the two numbers\"\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x = one number \n" ); document.write( "2x = other number\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x + 2x = 9 {their sum is 9} \n" ); document.write( "3x = 9 {combined like terms} \n" ); document.write( "x = 3 {divided both sides by 3} \n" ); document.write( "2x = 6 {substituted 3, in for x, into 2x}\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "3 and 6 are the two numbers \n" ); document.write( " For more help from me, visit: www.algebrahouse.com \n" ); document.write( " |