Help 8,9 ​

8.

 Let me take my best shot at it!

30*44=1320

So, 44 people=1320

55 people=1320/55=24, (C)

9. 

The correct equation  is

y =      4

        ____   +     6

         x - 7

Here's a graph to  show this  :  https://www.desmos.com/calculator/mjcdi4to3c