A parabola can be drawn given a focus of (-5, -10) (−5,−10) and a directrix of y=-4y=−4. What can be said about the parabola?

Subscriptions to a popular fashion magazine have gone down by a consistent percentage each year and can be modeled by the function y = 42,000(0.96)t. what does the value 42,000 represent in the function?

What is the value of x when x + 7 = 21?

Apackage of five erasers cost 0. $.39 at this rate how many how much would 60 erasers cost in dollars and cents