A15 foot pole extends t feet below ground and 10 feet above ground. choose the linear equation that models the situation. can someone me with this?

Derricks dog sitting and darlene's dog sitting are competing for new business. the companies ran the ads shown. which dog sitting service is more economic to use if you need 5 hours of service? explain.

Which of the following points is collinear with (-2,1) and (0,3)

Consider the set of all four-digit positive integers less than 2000 whose digits have a sum of 24. what is the median of this set of integers?