Answer:
C ( 8,-6) 
Because you move the points according to the rule.
 
        
                    
             
        
        
        
54÷2 since there 2 girls for each boy so 2 girls for 1 boy and there 54 girls
54÷2=27 
so there 27 boys in the league
        
                    
             
        
        
        
Answer:
The line AB, with A(Ax, Ay), B(Bx, By) and midpoint M(Mx, My) satisfying:
Ax + Bx = 2Mx
Ay + By = 2My
=>
2 + Bx = 2*1
5 + By = 2*2
=> Bx = 0
=> By = -1
=> B(0, -1)
Hope this helps!
:)
 
        
                    
             
        
        
        
There are able to sit 16 people
        
                    
             
        
        
        
Hey there could you please show an image of said graphs!