Question 446176
4x+4y=24	.............1				
y=-24-5x	---------2				
Plug the value of y in (1)											
4x+4(-24-5x)=24
4x-96-20x=24			
4x-20x=24+96				
-16x=120								
/-16										
x=-7.5										
Plug the value of x in (1)											
4x+4y=24					
4*-7.5	+4y=24				
-30+4y=24						
4y=54								
/4										
y=13.5