document.write( "Question 386803: How many gallons of a 60% alcohol solution must be mixed with 60 gallons of a 15% solution to obtain a solution that is 50% alcohol? \n" ); document.write( "
Algebra.Com's Answer #275302 by robertb(5830)![]() ![]() You can put this solution on YOUR website! 0.60x + 0.15*60 = 0.50(x + 60); \n" ); document.write( "0.60x + 9 = 0.50x + 30; \n" ); document.write( "0.10x = 21; \n" ); document.write( "x = 210 gallons, the amount of 60% alcohol solution that must be added. \n" ); document.write( " |