Which of the following ordered pairs make this equation true?
y = 2x - 7
A. (1,9)
B. (-3, 4).
C. (4,1)
D. (-1, 5)

David is spreading mulch on a triangular area of his flower bed. the coordinates of the vertices of the area are (1, 3), (9, 3), and (4, 6). what is the area of the triangle if each square has an area of 3 square feet?

What is the value of x in the this question ?

There is an entrance to the computer room at point e which lies on ab and is 5 feet from point a. plot point e on the coordinate plane. find the distance from the entrance at point e to the printer at point e