
We have two points:

The point slope form of the line:

Substitute


Answer:

Answer:
Step-by-step explanation:
Be careful how you handle this.
f(-7) = 3(-7)^2
f(-7) = 3* 49 Notice the minus sign disappears. That's because there are 2 of them.
f(-7) = 147
$27,800/6=$4,633.33 if thats every two months if its twice a month them its $1158.33