Your answer is C. C=7.50n+ 570
        
                    
             
        
        
        
The answer is B hope this would help you
        
             
        
        
        
(x^2) - 16 / x+4 = (x-4)(x+4) / (x+4) = x-4, x not equal to -4
D is the answer.
 
        
             
        
        
        
6 just trust me bro I’m a major in math
        
             
        
        
        
Answer:
Step-by-step explanation:
sec= x
cross multiply
60 mb x 2
120 mb/29 sec