Answer:
1st Graph:
Add all the numbers (Do the same to 2nd Graph)
Then add
answer will be shown
Answer:
i sadly still have to go, i live in the east coast so the weather isn't bad
The constant is 3 because it has no variable.
The coefficient is 7b because it has a variable.
So i think in the school there may be 4800 in the school. Hope this helps