document.write( "Question 1124590: If you have 1.75L of an 18% alcohol solution, how much pure alcohol must you add in order to increase the concentration to 60%? \n" ); document.write( "
Algebra.Com's Answer #740943 by josgarithmetic(39618)\"\" \"About 
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\"highlight_green%28highlight_green%28%281.75%2A18%2B100x%29%2F%28x%2B1.75%29=60%29%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"1.75%2A18%2B100x=60%28x%2B1.75%29\"\r
\n" ); document.write( "\n" ); document.write( "\"100x%2B1.75%2A18=60x%2B60%2A1.75\"\r
\n" ); document.write( "\n" ); document.write( "\"40x=60%2A1.75-18%2A1.75\"\r
\n" ); document.write( "\n" ); document.write( "\"40x=42%2A1.75\"\r
\n" ); document.write( "\n" ); document.write( "\"x=%2842%2A1.75%29%2F40\"\r
\n" ); document.write( "\n" ); document.write( "\"highlight%28x=1.8375%29\"\"liters\"\"pure\"\"alcohol\"\r
\n" ); document.write( "\n" ); document.write( "Best to call it 1.84 L according to the number values given.
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