Question 784976
	Price	----------------			quantity									
Gourmet coffee	$9.00	----------------			x	pounds								
Cheap brand	$3.00	------	20	-	x	pounds								
Mixture	$7.50	----------------	20											
Total	20		pounds											
9	x	+	3	(	20	-	x	)	=	150				
9	x	+	60	-	3	x	=			150				
9	x	-	3	x			=	150	-	-60				
6	x			=	90									
/	6													
	x			=	15		pounds			$9.00		Gourmet coffee		
					5		pounds			$3.00		Cheap brand		
														
m.ananth@hotmail.ca