Question 816625
---	percent	----------------	Amount									
Minoxidil I	1	----------------			70	ml						
Minoxidil II	4	----------------			x	ml						
Mixture	2	----------------	70	+	x	ml						
												
1	*	70	+	4	x	=	2	(	70	+	x	)
70	+	4	x	=	140	+	2	x				
4	x		-2	x	=	-70	+	140				
2	x	=	70									
/	2											
x	=	35		ml	Minoxidil II							
												
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