The outdoor temperature declines 3 degrees each hour for 5 hours. what is the change in temperature at the and of those 5 hours?

Which is the equation of an ellipse with directrices at x = ±4 and foci at (2, 0) and (−2, 0)?

Jackie purchased 3 bottles of water and 2 cups of coffee for a family for $7.35. brian bought 4 bottles of water and 1 cup of coffee for his family for $7.15. how much does each bottle of water cost? how much does each cup of coffee cost? i need this done

Polynomial that can be factored as (3x-4)(3x+4)