C. 17
Why:
Divide 100 by 6, round the answer and you should get 17
 
        
                    
             
        
        
        
Answer:
y= -3x+4
I hope this helps <3 have an amazing and wonderful day <3
Step-by-step explanation:
 
        
             
        
        
        
15 × 60 = 900
900 × 22 = 19800
The answer is 19800 screws
        
             
        
        
        
Answer:
9
Step-by-step explanation:
This is because of the distributive property. 
The outside number is multiplied by each inside number.
So, if it's 9(5x+8y), then do 9*5x which is 45x and 9*8y which is 72y.