document.write( "Question 783513: How many liters of a 65% acid solution must be added to 12 liters of a 20% acid solution to produce a 38% acid solution?
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Algebra.Com's Answer #476820 by edjones(8007)\"\" \"About 
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Let x be the liters of a 65% acid solution that must be added to 12 liters of a 20% acid solution to produce a 38% acid solution.
\n" ); document.write( ".65x + 20*12 = .38(x+12)
\n" ); document.write( ".65x+2.4=.38x+4.56
\n" ); document.write( ".27x=2.16
\n" ); document.write( "x=8 L
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