The answer is 12! 
Hope this helps! :D
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Answer:
Step-by-step explanation:
x^3 - 8x² - x + 8 =0
x^3 - 8x² - (x - 8 )=0
x²(x-8) - (x-8) = 0
(x-8)(x² -1) =0
x-8 = 0  or x² - 1 = 0
x-8=0 or (x-1)(x+1)=0
x=8 x=1 or x=-1
 
        
                    
             
        
        
        
Answer:
The correct answer is A
Step-by-step explanation:
plz brainlyest (:
 
        
             
        
        
        
Answer: C
Step-by-step explanation:
 
        
             
        
        
        
Answer:
-9x
Step-by-step explanation:
-7x + -2x
Factor out the x
x(-7-2)
x(-9)
-9x