Answer:
 I think question is incomplete . So I can't give answer.
 
        
             
        
        
        
Answer: Your input has more than one equals sign.
Step-by-step explanation:
 
        
                    
             
        
        
        
The general equation with quadratic equation is “ax^2 + bx + c = 0”. Therefore, this equation can be standardized to “x^2 - 7x - 8 = 0”
        
             
        
        
        
He scored 51
explanation:
60 x 0.85 = 51