I would say that the answer is D 21.63
        
             
        
        
        
Answer:
did u ever get hte answers for this ?
 
        
             
        
        
        
Answer:0.36
Step-by-step explanation:
You divide 18 by 6.50, that give you the cost per ounce 
 
        
             
        
        
        
Let
x-------> the number of dinner
y-------> the number of lunch
we know that
 -------> equation A
 -------> equation A
 ------> equation B
 ------> equation B
Substitute equation B in equation A
![8[y]+5y \leq 42](https://tex.z-dn.net/?f=8%5By%5D%2B5y%20%5Cleq%2042)



so
the greatest number of lunch is 

Hence
the greatest number of dinner is 
therefore
the greatest number of meals is

<u>the answer is</u>

 
        
                    
             
        
        
        
Answer:
 (-13,-7)
Step-by-step explanation: