document.write( "Question 443550: What are the equations used to solve this problem:
\n" ); document.write( "The Coffee Counter charges $9.00 per pound for Kenyan French Roast coffee and $8.00 per pound for Sumatran coffee. How much of each type should be used to make a 20-lb blend that sells for $8.40 per pound?\r
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Algebra.Com's Answer #305995 by rwm(914)\"\" \"About 
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k9+s8=20*8.4
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