30=7r+5 what’s does r stand for

What two consecutive odd integers have a sum of -28

Answer the questions in the attachment. a rescue helicopter is at point a and a rescue boat is at point e. the helicopter pilot spots boats in distress at points d and c, with angles as marked in the diagram. figure abce is a rectangle. the altitude of the rescue helicopter, represented by ae, is 5000 feet.

On a piece of paper graph f(x)=5•(0.4)^x