document.write( "Question 863865: You need 320 mL of a 55% alcohol solution. On hand, you have a 80% alcohol mixture. How much of the 80% alcohol mixture and pure water will you need to obtain the desired solution? \n" ); document.write( "

Algebra.Com's Answer #520666 by ewatrrr(24785) $\"\"$ $\"About$

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document.write( "Hi
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document.write( "   water  =  water
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document.write( " .20x + x = .45(320 + x)
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document.write( "        x = .25(320)/.55 \n" );
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