14,000 because 494 would round down since it is not above 500.
        
             
        
        
        
The answer is c. 16. I hope this helps!
        
                    
             
        
        
        
Step-by-step explanation:
Distance between two villages = d 

 
        
             
        
        
        
Answer:
Explanation below.
Step-by-step explanation:
1. a. 
   b. 
   c. x=144
2. a. 
    b. x= 14
3.   

4. 
 
 
        
                    
             
        
        
        
Answer:
Change the positive numbers to negative and change the negative numbers to positive.
Step-by-step explanation:
I hope this helps u! :D