37.1 
Hope this helps a lot!!
        
             
        
        
        
Answer:
x^2+8x
Step-by-step explanation:
instructions included above :)
 
        
             
        
        
        
Answer: y= 3/5x+1
Step-by-step explanation: if you want to check if its perpendicular go on Desmos graphing calculator on goolge and plug both equations:)
 
        
             
        
        
        
The answer should be 0 I’m not sure tho