Answer:
-1.362637 
or if you round your answer -1.36
Step-by-step explanation:
solve for k by simplifying both sides of the equation and isolating the variable.
 
        
             
        
        
        
-2x^2=-15-5
-2x^2=-10
x^2=-5
X≠R i am not quite sure but...hope it helps :)
        
                    
             
        
        
        
I do not see the exact value, but this is the formula: 
 
        
             
        
        
        
Answer: Brett runs for 1.35 miles in total
Step-by-step explanation:
 1 4
 0.15
x 9
———
 1 .35
 
        
                    
             
        
        
        
The Answer To your Question is: 33/40