<span>If 100C2 has a value of 4,950, what is the value of 100C98?
10C2 is the number of groups of 2 that can be formed from 100 objects.
Note: Each time a group of 2 is selected you automatically form
a second group of 98. Therefore: 10C2 = 10C98 = 4950 is your Answer</span>
        
                    
             
        
        
        
Answer:
i think ur right or letter b butu not c
Step-by-step explanation:
 
        
             
        
        
        
Answer:
-20 + 30x
Step-by-step explanation:
-10(1) = -10 
-10(-3x) = 30x 
new equation 
-10 + 30x -10 
-10 + -10 = -20 
-20 + 30x
 
        
             
        
        
        
Answer:
the perimeter is 36
Step-by-step explanation:
  
        
             
        
        
        
Answer:
3/15 5/25 9/45
Step-by-step explanation:
If you look at 12/60 and simplify it you will get 1/5. Now you just have to apply this to the rest.