document.write( "Question 779579: whats is the answer for this formula ?
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document.write( "A coffee merchant combines coffee that costs $6 per pound with coffee that costs $4.20 per pound. How many pounds of each should be used to make 22 lb of a blend costing $5.55 per pound?
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document.write( "$6 per lb coffee lb
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document.write( "$4.20 per lb coffee lb
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Algebra.Com's Answer #475290 by mananth(16946)![]() ![]() You can put this solution on YOUR website! Price ---------------- quantity \n" ); document.write( "Coffee Type I $6.00 ---------------- x pounds \n" ); document.write( "Coffe type II $4.20 ------ 22 - x pounds \n" ); document.write( "Mixture $5.55 ---------------- 22 \n" ); document.write( " 22 \n" ); document.write( "6 x + 4.2 ( 22 - x ) = 122.1 \n" ); document.write( "6 x + 92.4 - 4.2 x = 122.1 \n" ); document.write( "6 x - 4.2 x = 122.1 - -92.4 \n" ); document.write( "1.8 x = 29.7 \n" ); document.write( "/ 1.8 \n" ); document.write( " x = 16.5 pounds $6.00 Coffee Type I \n" ); document.write( " 5.5 pounds $4.20 Coffee type II \n" ); document.write( " \n" ); document.write( "m.ananth@hotmail.ca \n" ); document.write( " \n" ); document.write( " |