Answer:
It is Positive 92
Step-by-step explanation:
-71 + 92 = 21 
 
        
             
        
        
        
Answer: 0+13, 13
Step-by-step explanation:0 minus negative 13 = 0 plus 13 = 13
 
        
                    
             
        
        
        
Answer:
a,c,e,f
Step-by-step explanation:
scientific notations can only be less than 9
 
        
             
        
        
        
62 percent of 80 is more
Step-by-step explanation:
the 62 percent of 80 comes out to 49.6 people and the other one comes out to 42 people
i dont know how to explain how to do it
 
        
                    
             
        
        
        
X= 22.5 get the x by itself by dividing by 2