Question 469733
0.5	x	+	1	y	=	3	.............1		
-2	x	+	3	y	=	12	.............2		
									
multiply (1)by 		-3							
Multiply (2) by		1							
-1.5	x		-3	y	=	-9			
-2	x		3	y	=	12			
Add the two equations									
-3.5	x				=	3			
/	-3.5								
x	=	-0.86		OR	- 6/7				
plug value of 			x	in (1)					
0.5	x	+	1	y	=	3			
-0.43		+	1	y	=	3			
			1	y	=	3	+	0.43	
			1	y	=	3.43			
				y	=	3.43	OR	3 3/7