document.write( "Question 636366: Prepare 240 g of 3.5% sulfate ointment using a 2% ointment and a 4% ointment. \n" ); document.write( "
Algebra.Com's Answer #400980 by Alan3354(69443)\"\" \"About 
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Prepare 240 g of 3.5% sulfate ointment using a 2% ointment and a 4% ointment.
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\n" ); document.write( "t = 2%
\n" ); document.write( "f = 4%
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\n" ); document.write( "t + f = 240
\n" ); document.write( "2t + 4f = 3.5*240
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