D because (x-5)*x^2 
I really hope this helps
        
                    
             
        
        
        
Answer:
The last one 
Step-by-step explanation:
 
        
             
        
        
        
Answer:
2 1/5 ---- 1/10 = 21
10
 = 21
10
 = 2.1
Step-by-step explanation:
 
        
             
        
        
        
13+3k=11 
-Move constant to the right-hand side and change its sign
3k=11-13
Calculate the difference
3k=-2
Divide both sides by 3 
K= -2/3
        
             
        
        
        
130 degrees see photo for steps