document.write( "Question 897822: The Cooling system of a certain car has a capacity of 4 gallons and is currently filled with a 45% mixture of antifreeze. How much of this mixture must be drained and replaced with pure antifreeze so that the resulting mixture is 67% antifreeze? \n" ); document.write( "
Algebra.Com's Answer #545121 by richwmiller(17219)![]() ![]() You can put this solution on YOUR website! 0.45*4=0.67*x \n" ); document.write( "1.8=0.67x \n" ); document.write( "x=2.68656716 new amount \n" ); document.write( "Remove 1.31343284 \n" ); document.write( " \n" ); document.write( " |