This question is called "create equations to solve for missing angles".
it's really confusing me, need on

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.

What can each term of the equation be multiplied by to eliminate the fractions before solving? x – + 2x = + x 2 6 10 12

The graph shows the distance kerri drives on a trip. what is kerri's speed . a. 25 b.75 c.60 d.50