document.write( "Question 918226: How much salt must be added to 60 Ltr. of a 20% solution of salt to increase it to 40% solution of salt? \n" ); document.write( "
Algebra.Com's Answer #556984 by richwmiller(17219)![]() ![]() You can put this solution on YOUR website! x+.2*60=.4(x+60) \n" ); document.write( "x+.2*60=.4x+.4*60 \n" ); document.write( "x+12=.4x+24 \n" ); document.write( ".6x=12 \n" ); document.write( "6x=120 \n" ); document.write( "x=20 liters of pure salt \n" ); document.write( " \n" ); document.write( " |