B and C for the first two
        
             
        
        
        
Answer:
A relation is a set of ordered pairs. The set of all first components of the ordered pairs is called the domain of the relation and the set of all second components of the ordered pairs is called the range of the relation.
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
The answer is -7 degrees. :) 
Step-by-step explanation:
-5+9-11=7 
 
        
             
        
        
        
Answer:You can do 182-140 which is 42, so the answer would be that the percentage has increased 42%
Step-by-step explanation: