document.write( "Question 42572: How many liters of water must be added to 5 liters of a 30% acid solution to obtain a 20% acid solution? \n" ); document.write( "
Algebra.Com's Answer #27671 by Paul(988)\"\" \"About 
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EQUATION:
\n" ); document.write( "5(0.3)=0.2(x+5)
\n" ); document.write( "1.5=1+0.2x
\n" ); document.write( "0.2x=.5
\n" ); document.write( "x=2.5
\n" ); document.write( "Hence, about 2.5L should be added.
\n" ); document.write( "Paul.
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