Answer:
f=110132.328974hti
Step-by-step explanation:
 
        
             
        
        
        
Answer:
D. 1,211
Step-by-step explanation:
857 + 354 = 1,211 runners
 
        
                    
             
        
        
        
Us photo math , it show u even the steps of how was it solve
        
             
        
        
        
I^2 = (sqrt-1)^2 then the square cancels out so the answer is just 
-1
        
             
        
        
        
Answer:
First, write the expression
✔ 5 + 2a – 7
.
Second,
✔ substitute
8 in for the variable, a.
Third,
✔ simplify
by using
✔ order of operations
The answer is
✔ 14