document.write( "Question 383854: how much water must evaporate to change 50 pounds of a 5% salt solution to an 8% salt solution? \n" ); document.write( "
Algebra.Com's Answer #271744 by robertb(5830)\"\" \"About 
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0.05*50 - 0*x = 0.08*(50 - x);
\n" ); document.write( "2.5 = 4 - 0.08x;
\n" ); document.write( "0.08x = 1.5;
\n" ); document.write( "x = 18.75 lbs, the amount of water that must be evaporated.
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