Answer:
123 domestic stamps
89 foreign stamps
Step-by-step explanation:
 
        
             
        
        
        
It is 9*9 21 times so 
9*9*9*9*9*9*9*9*9*9*9*9*9*9*9*9*9*9*9*9*9=
1.09418989e20 is the answer.
        
                    
             
        
        
        
Answer:
76.1
Step-by-step explanation:
 
        
             
        
        
        
Answer:
- 3/4
Step-by-step explanation:
m = difference of y / difference of x = (3 - (-3)) / (-5 -3) = 6 / -8 = - 3 / 4