Question 446151
x+y=73..............1
x-y = y-32
x-2y=-32 .........2

1	x	+	1	y	=	73	.............1	
1	x	+	-2	y	=	-32	.............2	
Eliminate y								
multiply (1)by 		2						
Multiply (2) by		1						
2x+2y=146		
x-2y=-32		
Add the two equations								
3x=114		
/3							
x=38						
plug value of x	in (1)				
x+y=73		
38+y=73		
y=73-38
y=35