Answer:
1. 77582
2.3047466240
Step-by-step explanation:
 
        
             
        
        
        
Your equation would be like this:
y=11x+300
because 11 depends on 'X" how many miles he walks and then just add 300 to that because that is the fixed amount
I hope I've helped!
        
             
        
        
        
Answer:
decreasing
Step-by-step explanation:
If you put the function in desmos, everything up until -1 is decresaing still.
 
        
             
        
        
        
Answer:
3 of the DVDs were documentaries.
Step-by-step explanation:
We know that at first, there were 15 DVDs in total.
Now, we need to find how much 1/5 of 15 DVDs were equal to.
1/5 of 15 is equal to the number 3.
So, that means our answer is 3 of the DVDs are documentaries. 
Hope this helps.
 
        
                    
             
        
        
        
Answer:
yes I think 6 is a solution to the equation