document.write( "Question 625277: catron wants to make a cleaning solution that is 40% lysol. how many gallons of water must be added to 20 gallons of a solution that is 50% lysol to obtain the desired solution.??? \n" ); document.write( "
Algebra.Com's Answer #393414 by nerdybill(7384)\"\" \"About 
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catron wants to make a cleaning solution that is 40% lysol. how many gallons of water must be added to 20 gallons of a solution that is 50% lysol to obtain the desired solution.???
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\n" ); document.write( "Let x = amount (gallons) of water added
\n" ); document.write( "then
\n" ); document.write( ".50(20) = .40(20+x)
\n" ); document.write( "10 = 8+.40x
\n" ); document.write( "2 = .40x
\n" ); document.write( "2/.40 = x
\n" ); document.write( "5 gallons = x
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