Question 428527
5x+2y=9.75	.............1				
2x+5y=11.25	.............2				
											
multiply (1)by 	-5									
Multiply (2) by	2									
-25x-10y	=-48.75					
4x+10y=22.5					
Add the two equations							
-21x=-26.25					
/-21									
x=1.25	hotdog cost					
											
plug value of x	in (1)							
5x+2y=9.75					
6.25+2y=	9.75					
2y=9.75	-6.25			
2y=3.5					
y=1.75	hamburger cost