document.write( "Question 1028680: A nurse has a 60% bleach solution that she needs to add some water to so that the new bleach solution is a safer 20% bleach solution. How much water does she need to add to 8 gallons of the 60% bleach solution to result in a 20% bleach solution? \n" ); document.write( "
Algebra.Com's Answer #643770 by mananth(16946)\"\" \"About 
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--------Bleach
\n" ); document.write( "-----------percent----------------Amount
\n" ); document.write( "Bleach 60 ---------------- 8 gallons
\n" ); document.write( "Water 0 ---------------- x gallons
\n" ); document.write( "Mixture 20 ---------------- 8 + x gallons
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\n" ); document.write( "60 * 8 + 0 x = 20 ( 8 + x )
\n" ); document.write( "480 + 0 x = 160 + 20 x
\n" ); document.write( "0 x -20 x = -480 + 160
\n" ); document.write( "-20 x = -320
\n" ); document.write( "/ -20
\n" ); document.write( "x = 16 gallons Water
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\n" ); document.write( "m.ananth@hotmail.ca
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