document.write( "Question 535958: How much water must be evaporated from 200lbs of a 10% salt solution to yield a solution that is 20% salt? \n" ); document.write( "
Algebra.Com's Answer #352050 by richwmiller(17219)\"\" \"About 
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200*.10=(200-x)*.2
\n" ); document.write( "x=100
\n" ); document.write( "half of the solution must evaporate
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