Question 448793
x+2y=8	.............1	
2x+y=25	.............2	
Eliminate y								
multiply (1)by 		1						
Multiply (2) by		-2						
1	x	+	2	y	=	8		
-4	x	+	-2	y	=	-50		
Add the two equations								
-3	x				=	-42		
/	-3							
x=14						
plug value of 			x	in (1)				
1x+2y=8		
14+2y=8		
2y=8-14
2y=-6		
y=-3