5) x=-4
6)p=8
7) x=40
8) a=5
9) b=16
10) q=2
        
             
        
        
        
Answer:sorry need some points for help
Sorry so sorry
Step-by-step explanation:
Sorry 
 
        
                    
             
        
        
        
Solution
Find the y-intercept for following equation:

Using the slope equation formular:

The value of y when x = 0

Hence the answer is  - 1
 
        
             
        
        
        
6 / (2/5) = 15
It should take the nail 15 minutes to crawl 6 meters.