Answer:
B 
Step-by-step explanation:
no sales tax is added to butter per the chart. 
 
        
             
        
        
        
I believe it is -2 because it doubles and the pattern of negative then positive requires a negative b
        
             
        
        
        
Answer:
60
Step-by-step explanation:
i added a comment instead of a answer so yeah 
 
        
                    
             
        
        
        
Answer:
Red line is y=0.8x
Blue line is y=0.8x-3.2
Step-by-step explanation:
 
        
             
        
        
        
Answer:
b
Step-by-step explanation:
b