document.write( "Question 1125449: Brand A of coffee cost $5 per kg and brand B costs $8 per kg if 5 kg of brand A is used how many kg of brand A should be used to create a mixture with average cost of $6 per kg \n" ); document.write( "
Algebra.Com's Answer #741773 by josgarithmetic(39620)\"\" \"About 
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..., if 5 kg of brand A is used how many kg of brand A should be used to create a mixture with average cost of,...\r
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\n" ); document.write( "\n" ); document.write( "Decide which. Not the same unknown and known.\r
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\n" ); document.write( "\n" ); document.write( "Until you decide if it is given 5 pounds of Brand A or 5 pounds of Brand B , A is amount of Brand A and B is amount of Brand B.\r
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\n" ); document.write( "\n" ); document.write( "Accounting for cost, \"5A%2B8B=6%28A%2BB%29\".\r
\n" ); document.write( "\n" ); document.write( "Either A is 5, and solve for B; Or B is 5, and solve for A.
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