document.write( "Question 262871: How much water must be boiled away to increase the concentration of 300 gallons of a salt solution from 2%-3%? \n" ); document.write( "
Algebra.Com's Answer #193678 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! How much water must be boiled away to increase the concentration of 300 gallons of a salt solution from 2%-3%? \n" ); document.write( ": \n" ); document.write( "Let x = amt of water that has to boil away\r \n" ); document.write( "\n" ); document.write( ".02(300) = .03(300-x) \n" ); document.write( "6 = 9 -.03x \n" ); document.write( ".03x = 9 - 6 \n" ); document.write( ".03x = 3 \n" ); document.write( "x = \n" ); document.write( "x = 100 gallons \n" ); document.write( " |