Answer:
44
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
<h2>The option B and D are the equations.</h2>
Step-by-step explanation:
Let, the total number of students are x.
The number of students having the ticket is  .
.
It is given that the number is 20.
Hence,  .
.
Option B is the equation.
Option D is also the same.
The difference is just, the variable is wriiten in the other side.
 
        
             
        
        
        
The first one doesn’t represent a function. This is because it uses the same x-value twice.
        
             
        
        
        
Answer:
I’m thinking it’s 122♀️
Step-by-step explanation: