Asystem of linear equations is graphed. which ordered pair is the best estimate for the solution to the system? (−412,212) (0,7) (0,−2) (−4,212)

Abird on top of a 200 ft bridge tower sees a man standing on the lower part of the bridge (which is 50 ft above the ground). the angle of depression from the bird is 26 ̊. how far is the man from the base of the bridge tower? with explanation and pictures .

Which expression is the factorization of x^2+10+21

Mrs. blake's bill at a restaurant is $42.75. she wants to leave the waiter an 18% tip. how much will she pay in all, including the tip?