document.write( "Question 366358: how many liters of a 90% acid solution must be added to 6 liters of a 15% acid solution to obtain a 40% acid solution \n" ); document.write( "
Algebra.Com's Answer #261080 by nyc_function(2741)\"\" \"About 
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0.90x + 0.15(6) = 0.40(x + 6)\r
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