The slope of a line perpendicular to y = -3x − 4 is: 3.
-3.
.
None of these choices are correct.

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).

Aubrey read 29 books and eli read 52 books what number equals to the number of books aubrey read

The pet store currently has 30 hermit crabs. over the weekend they sold 15 hermit crabs. what was the inventory before the weekend's sales?