document.write( "Question 612833: soybean is 12% protein, cornmeal is 6% protein. How many pounds of each should be mixed together in order to get 240 pounds of mixture that is 7% protein? \n" ); document.write( "
Algebra.Com's Answer #385737 by stanbon(75887)\"\" \"About 
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soybean is 12% protein, cornmeal is 6% protein. How many pounds of each should be mixed together in order to get 240 pounds of mixture that is 7% protein?
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\n" ); document.write( "Equation:
\n" ); document.write( "protein + protein = protein
\n" ); document.write( "0.12x + 0.06(240-x) = 0.07*240
\n" ); document.write( "12x + 6*240 - 6x = 7*240
\n" ); document.write( "6x = 240
\n" ); document.write( "x = 40 lbs (amt. of soybeen needed)
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\n" ); document.write( "240-x = 200 lbs (amt. cornmeal needed)
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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