What is the equation for a parabola with a focus at (-2,5) and a directrix at x=3

An unknown number of kids and buses are getting assigned. when assigning 4 kids to each bus, there are 2 kids that aren't placed in a bus. when assigning 8 kids to each bus, there are 2 empty buses. how many total kids are there?

Adaycare center charges a $75 enrollment fee plus $100 per week. which of the following represents the cost of sending a child to daycare for 14 weeks?

Which of the following quartic functions has x = –1 and x = –2 as its only two real zeroes?