document.write( "Question 354458: the radiator in natalie’s car contains 6.3 l of antifreeze and water. this mixture is 30% antifreeze. how much of this mixture should she drain and replace with pure antifreeze so that there will be a mixture of 50% antifreeze? \n" ); document.write( "

Algebra.Com's Answer #253459 by scott8148(6628) $\"\"$ $\"About$

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(6.3 - x)(30%) + (x)(100%) = (6.3)(50%) \n" ); document.write( "

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