-28+2r+3r+5 
simplified it is -23+5r
        
                    
             
        
        
        
Answer:
nc
Step-by-step explanation:
ccccdcdc
 
        
                    
             
        
        
        
In the first bag, picking a black marble would be impossible.
The second bag would be likely.
The third bag would be unlikely. 
hope this helps!
        
             
        
        
        
Answer:
ammmm walang lumabas 
Step-by-step explanation:
sorry talaga po sa susunod nalang