Funny cause I just did something similar a few minutes ago
 
        
             
        
        
        
Answer:




Step-by-step explanation:
Given
See attachment
From the attachment, we have:


First, we need to calculate length LM,
Using Pythagoras theorem:



Collect Like Terms



Solving (a): 


Substitute values for MN and LN


Solving (b): 


Substitute values for LM and MN


Solving (c): 


Substitute values for LN and LM


Solving (d): 


Substitute values for LM and LN


 
        
             
        
        
        
Answer:
Y = -7x + 4
Step-by-step explanation:
 
        
                    
             
        
        
        
Use proportions , it helps
        
             
        
        
        
Answer:
Step-by-step explanation: