Answer:
In the picture 
Step-by-step explanation:
Hope that helps. 
 
        
             
        
        
        
Answer:
nnnnnnnjj
Step-by-step explanation:
 
        
             
        
        
        
Answer:
576
Step-by-step explanation:
Whenever you are solving these types of problems, you just put the value given in place of x. For this equation you would have done f(48)=-3·4(48)
 
        
             
        
        
        
Answer: -x+9
Step-by-step explanation: