Amovie theater gave out 50 coupons for $3 off each movie . what is the total amount of discount provided by the theater

A20? -foot ladder is placed against a vertical wall of a? building, with the bottom of the ladder standing on level ground 19 feet from the base of the building. how high up the wall does the ladder? reach?

Create and solve a linear equation that represents the model, where squares and triangles are shown evenly balanced on a balance beam. assume the weight of a square is 1 unit and the weight of a triangle is unknown.

Two numbers have a sum of -19. one number is x. what expression represents the other number?