Answer:
30+4?
Step-by-step explanation:
 
        
             
        
        
        
Answer:
the answer is 16
Step-by-step explanation:
i dont see any model but thats the result. (also so u don't waste points u can just use a calculator for things like this in the future)
  
        
                    
             
        
        
        
128,147 that is in standard form
        
             
        
        
        
Answer:
No
Step-by-step explanation:
The sum of a rational number and an irrational number is irrational.