If we write  where we see
 where we see  in the equation and set the result equal to
 in the equation and set the result equal to  , we get the result.
, we get the result.
 
        
             
        
        
        
Answer:
286 in³
Step-by-step explanation:
7×5 = 35
35×2 = 70in
9×5 = 45
45×2 = 90in
9×7 = 63
63×2 = 126in
70+90+126
=286in³
 
        
             
        
        
        
Answer:


Step-by-step explanation:
 
        
             
        
        
        
7n-84 would be your correct answer, 7 times n is 7n. 12 times 7 is 84 so therefore your answer would be 7n-84
        
             
        
        
        
Answer:
5 squares the times it by pi (pi equals 3.14 btw)
Step-by-step explanation:
5 squared is 25