Answer:
I believe the answer is 
x + 4 = 6.5
 -4 -4
__________
x = 2.5
Step-by-step explanation:
hope this helps!
 
        
             
        
        
        
The slope of the line is:(1-(-8))/4-0=9/4
        
             
        
        
        
Answer:
Step-by-step explanation:
i Don't now how to explain the answer
 
        
             
        
        
        
X² - 16x + 17 = 0
x² - 16x + 8² - 8² + 17 = 0
(x - 8)² - 64 + 17 = 0
(x - 8)² - 47 = 0 
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Answer: y = (x - 8)² - 47 (Answer D)
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I am pretty sure it is 29 because i did the math and that is what it comes out to