Answer:
1
Step-by-step explanation:

 
        
             
        
        
        
I + 6 = r 
4r = s
i + r + s = 126
4i + 24 = 4r 
s= 4r
i = r-6
4i+24=i+6
-3i=18
i = 6
Solve the rest
        
             
        
        
        
So simple... 3\ll=27\100 which equals 27.0 or 0.27
        
             
        
        
        
No it will not bc the area of the door is 1,800 inches and the dog beds area is 4,225 inches and also the dog bed too tall
        
             
        
        
        
Answer:
The third option
Step-by-step explanation:
This is because you multiply the variable cost (9), by the amount they make, which is x.