I need help with this question! Will mark brainliest :)

Acar dealership pays you 5% commission on your first $10,000 on car sales and 8% commission on the sale amount over $10,000 if you sold a $12,000 car how much is your commission

What is the difference between the points (4, 7) and (4, -5)? a. 0 units b. 2 units c. 4 units d. 12 units

Ateacher noticed 5/8 of the students were wearing either blue shorts or white shorts. write two different ways this could be done.