Question 604465
2	x		-3	y	=	-1	.............1	
								
1	x		-1	y	=	1	.............2	
Eliminate	y							
multiply (1)by		1						
Multiply (2) by		-3						
2	x		-3	y	=	-1		
-3	x	+	3	y	=	-3		
Add the two equations								
-1	x				=	-4		
/	-1							
x	=	4						
plug value of			x	in (1)				
2	x		-3	y	=	-1		
8			-3	y	=	-1		
			-3	y	=	-1		-8
			-3	y	=	-9		
				y	=	3

x=4,y=3