The answer is 15 km I think.
        
                    
             
        
        
        
Answer:
Step-by-step explanation:
x + 8 = -2
x = -10
the answer is a
 
        
             
        
        
        
Answer:
56.8
Step-by-step explanation:
8 is the tenth
numbers that are 4 or under stay the same
numbers that are 5 or above round up
 
        
                    
             
        
        
        
The answers are indeed nx and m.
 
        
             
        
        
        
The answer is correct but i do not know what ARLENE did wrong