The first and the second and the last one 
        
                    
             
        
        
        
Answer:
1/2×+12=10, x=-4
Step-by-step explanation:
Just trust me on this
 
        
                    
             
        
        
        
Answer:
C. 5,166
Step-by-step explanation:
because of the word product, it means multiplication 
 
        
             
        
        
        
Answer:
Step-by-step explanation:
There's no diagram and no question, but I assume it shows a right triangle.
distance = √(14²+13²) = √365 ≅ 19.1 miles