2(w-8) = 9. Hope it helps!
        
             
        
        
        
Answer:
$13.50
Step-by-step explanation:
Alissa will save $13.50 from the sale.
 
        
             
        
        
        
Answer:
C
Step-by-step explanation:
C
 
        
                    
             
        
        
        
Answer:
Not a solution
Step-by-step explanation:
In order for  to be a solution, the result after substituting must be 0:
 to be a solution, the result after substituting must be 0:




Therefore,  is not a solution to
 is not a solution to 