document.write( "Question 215291: How much 20% salt solution is added to 20 liters of 60% salt solution to get a solution that is 36% salt \n" ); document.write( "
Algebra.Com's Answer #162666 by RAY100(1637)![]() ![]() ![]() You can put this solution on YOUR website! Let x= amt of added solution \n" ); document.write( ". \n" ); document.write( ".2x + .6*20 = .36(20+x) = 7.2 + .36x \n" ); document.write( ". \n" ); document.write( "4.8 = .16x \n" ); document.write( ". \n" ); document.write( "30 = x,,,,,in liters \n" ); document.write( ". \n" ); document.write( ". \n" ); document.write( "check,,.2(30) + .6(20) = .36(50) = 6+12 = 18,,,,,,ok \n" ); document.write( ". \n" ); document.write( " \n" ); document.write( " |