Question 498731
7	x		-8	y	=	-36	.............1	
6	x		-10	y	=	-12	.............2	
Eliminate y								
multiply (1)by 		-5						
Multiply (2) by		4						
-35	x		40	y	=	180		
24	x		-40	y	=	-48		
Add the two equations								
-11	x				=	132		
/	-11							
x	=	-12      			
plug value of 			x	in (1)				
7	x	+	-8	y	=	-36		
-84		+	-8	y	=	-36		
			-8	y	=	-36	+	84
			-8	y	=	48		
				y	=	-6