Answer:
first one
28.26 im not 100% correct i dont think
 
        
                    
             
        
        
        
Answer:
The equation for the relationship is  .
.
Step-by-step explanation:
Given that point  is part of a direct relationship. That is:
 is part of a direct relationship. That is:

 (1)
 (1)
Where  is the proportionality constant.
 is the proportionality constant. 
If we know that  and
 and  , then the proportionality constant is:
, then the proportionality constant is:



Lastly, the equation for the relationship is  .
.
 
        
             
        
        
        
Answer:
y=x+5
Step-by-step explanation:
 
        
             
        
        
        
Answer:
55
Step-by-step explanation:
2−5+1+8
11−5
i add 8 because  n is 6 so add 2 it is 8 so i put it in the problem  and got 55
have a nice day and sorry if wrong T_T