In an 80/20 mortgage, what is the second mortgage used for?

With this question! what is process of elimination? ? p.s. my brothers acc got banned so add his new one @ yamauchiyamyam17

Find the sum of the measure of the interior angles of a polygon of 9 sides ; of 32 sides

The height of a flare fired from the deck of a ship in distress can be modeled by h(t)= -2(8t^2-52t-28), where h is the height of the flare above water and t is the time in seconds. a. find the time it takes the flare to hit the water.