document.write( "Question 422563: How many gallons of 50% solution must be mixed with 100 Gallons of 20% solution of salt that is 40% salt \n" ); document.write( "
Algebra.Com's Answer #319580 by jorel1380(3719)![]() ![]() You can put this solution on YOUR website! m(.5)+100(.2)=(m+100).4 \n" ); document.write( ".5m+20=.4m+40 \n" ); document.write( ".1m=20 \n" ); document.write( "m=20/.1=200 \n" ); document.write( "You need 200 gallons of 50% solution for your mix.. \n" ); document.write( " |