Luis stated that the ordered pair (3,-1) corresponds to an
input-output pair for the function y = -2x + 7. Is he correct?
Why or why not?

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 .

Solve each equation using the quadratic formula. find the exact solutions. 6n^2 + 4n - 11

W-16=-12 solve each one step equation plz