Answer:
2,100 cubic feet
Step-by-step explanation:
20 × 15 × 8 = 2,400
20 × 15 × 1 = 300
2,400 - 300 = 2,100
 
        
                    
             
        
        
        
Answer:
1. 4x - 1
2. -2x - 5
3. 20
Step-by-step explanation:
There was a glitch with brainly, so I added the explanation in screenshots.
 
        
             
        
        
        
Answer:
83 akwowoow
Step-by-step explanation:
osowoeow9ekssk
 
        
                    
             
        
        
        
the answer is 1 over 7225  if u want to know use cymath