document.write( "Question 376235: A doctor has a 2 liter solution of 3% boric acid. How much of a 10% solution of the acid must she add to have a 4% solution? \n" ); document.write( "
Algebra.Com's Answer #267650 by nyc_function(2741)\"\" \"About 
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first mixture + second mixture = total mixture\r
\n" ); document.write( "\n" ); document.write( "2(0.03) + 0.10(x) = 0.04(x + 2)\r
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