Question 808190
	percent	----------------			quantity							
Hydrochloric acid 	14.00%	----------------			x	ounces						
Hydrochloric acid II	7.00%	------	28	-	x	ounces						
Mixture	12.00%	----------------	28									
Total	28		ounces									
14.00%	x	+	7.00%	(	28	-	x	)	=	12.00%	*	28
14	x	+	7	(	28	-	x	)	=	336		
14	x	+	196	-	7	x	=			336		
14	x	-	7	x			=	336	-	-196		
7	x			=	140							
/	7											
	x			=	20		ounces			14.00%		Hydrochloric acid 
					8		ounces			7.00%		Hydrochloric acid II
												
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