document.write( "Question 122130: soybean meal is 12% protein; cornmeal is 6% protein. How many pounds of each should be mixed together in order to get 240lb mixture that is 10% protein \n" ); document.write( "
Algebra.Com's Answer #89658 by scott8148(6628)\"\" \"About 
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let x=soybean, so 240-x=corn __ x(12%)+(240-x)(6%)=240(10%) __ multiplying by 100 clears the percents\r
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\n" ); document.write( "\n" ); document.write( "12x+1440-6x=2400 __ 6x=960
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