document.write( "Question 835324: a vat contains 400 L of a solution that is 32% acid. how much water should be added to make a solution that is 25% acid? \n" ); document.write( "
Algebra.Com's Answer #503452 by josgarithmetic(39617)\"\" \"About 
You can put this solution on YOUR website!
Water contains 0% acid.\r
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\n" ); document.write( "\n" ); document.write( "\"%28400%2A32%2Bw%2A0%29%2F%28400%2Bw%29=25\"\r
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\n" ); document.write( "\n" ); document.write( "That will be the same as \"%28400%2A32%29%2F%28w%2B400%29=25\"\r
\n" ); document.write( "\n" ); document.write( "Solve for w.\r
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\n" ); document.write( "\n" ); document.write( "You can understand this more clearly in the lesson \"Mixture: one material quantity unknown\" which you can find through my profile.
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