Question 476975
Price	Price	----------------			quantity								
Kenyan coffee	$10	----------------x	kg							
Turkish coffee	$13	----------------600-x	kg							
Mixture	$ 12.00	----------------	600										
													
10x+13(	600-x)=	12*600	
10x+7800-13x=7200			
10x-13x	=7200-7800			
-3x=-600								
/-3												
x=200kg			$10.00		Kenyan coffee	
Balance 400 kg		13.00%		Turkish coffee	
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