document.write( "Question 462929: A store mixes Brazilian coffee worth $10 per kilogram and Turkish coffee worth $14 per kilogram. The mixture is to sell for $13 per kilogram. Find how much of each should be used to make a 528-kilogram mixture.
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document.write( "How many kilograms of the Brazilian coffee should be in the mixture?
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document.write( "How many kilograms of the Turkish coffee should be in the mixture? \n" );
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Algebra.Com's Answer #317272 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! A store mixes Brazilian coffee worth $10 per kilogram and Turkish coffee worth $14 per kilogram. The mixture is to sell for $13 per kilogram. \n" ); document.write( "Find how much of each should be used to make a 528-kilogram mixture. \n" ); document.write( "------------------- \n" ); document.write( "Quantity Equation: B + T = 528 kgr \n" ); document.write( "Value Equation::: 10B+14T = 13*528 \n" ); document.write( "------------------------ \n" ); document.write( "Multiply thru the 1st equation by 10: \n" ); document.write( "10B + 10T = 10*528 \n" ); document.write( "10B + 14T = 13*528 \n" ); document.write( "------ \n" ); document.write( "Subtract and solve for \"T\": \n" ); document.write( "4T = 3*528 \n" ); document.write( "-------------- \n" ); document.write( "T = 3*132 \n" ); document.write( "T = 396 kgr (amt. of Turkish coffee needed) \n" ); document.write( "----- \n" ); document.write( "Solve for \"B\": \n" ); document.write( "B + T = 528 \n" ); document.write( "B + 396 = 528 \n" ); document.write( "B = 132 kgr (amt of Brazilian coffee needed) \n" ); document.write( "================================================= \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "=============\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "How many kilograms of the Brazilian coffee should be in the mixture? \n" ); document.write( "How many kilograms of the Turkish coffee should be in the mixture? \n" ); document.write( " \n" ); document.write( " |