document.write( "Question 844119: Sepertate $90 into two parts so that the second part is $30 less than twice the first part. \n" ); document.write( "
Algebra.Com's Answer #508579 by algebrahouse.com(1659)![]() ![]() You can put this solution on YOUR website! x = first part \n" ); document.write( "2x - 30 = second part {second part is 30 less than twice first}\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x + 2x - 30 = 90 {the two parts add together to equal 90} \n" ); document.write( "3x - 30 = 90 {combined like terms} \n" ); document.write( "3x = 120 {added 30 to each side} \n" ); document.write( "x = 40 {divided each side by 3} \n" ); document.write( "2x - 30 = 50 {substituted 40, in for x, into 2x - 30}\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "40 and 50 are the two parts \n" ); document.write( " For more help from me, visit: www.algebrahouse.com \n" ); document.write( " |