Answer:
-2.33 
Step-by-step explanation:
Let the number be denoted as "x" 
-45x + 12 = 117 
-45x = 117-12 
-45x = 105 
x = 105/-45
x= -2.33
 
        
             
        
        
        
Determine # of solutions using discrimination 
D = b^2 - 4 ac
D=8^2 - 4 x 6 x ( -10 ) 
D = 304 
D > 0 
The quadratic equation has 2 real solutions
        
                    
             
        
        
        
Answer:
896 metres per minute 
Step-by-step explanation:
not for much sure
 
        
                    
             
        
        
        
Answer: 
Step-by-step explanation: do you have any choices