Which equation represents "the sum of eight times a number and seven is twice the number"? 8N + 7 = 2N
8N = 7 + 2N
8 (7 + 2N)
7N + 8 = 2N

An observer(o) spots a plane(p) taking off from a local airport and flying at a 29 degree angle horizontal to her line of sight and located directly above a tower(t). the observer also notices a bird circling directly above her. if the distance from the plane(p) to the tower(t) is 6,000ft., how far is the bird(b) from the plane(p).