document.write( "Question 803689: How much water should be added to 1 gallon of pure antifreeze to obtain a solution that is 60% antifreeze? \n" ); document.write( "
Algebra.Com's Answer #484487 by ankor@dixie-net.com(22740)\"\" \"About 
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How much water should be added to 1 gallon of pure antifreeze to obtain a solution that is 60% antifreeze?
\n" ); document.write( " .6(w+1) = 1
\n" ); document.write( ".6w + .6 = 1
\n" ); document.write( ".6w = 1 - .6
\n" ); document.write( ".6w = .4
\n" ); document.write( "w = .4/.6
\n" ); document.write( "w = \"2%2F3\" gal of water required to have 60% solution
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