What are the coordinates?

Write the system of equations represented by the matrix. 0 1 2 4 -2 3 6 9 1 0 1 3

What is the value of y? round to the nearest tenth

A, b, c, and d have the coordinates (-8, 1), (-2, 4), (-3, -1), and (-6, 5), respectively. which sentence about the points is true? a. a, b, c, and d lie on the same line. b. and are perpendicular lines. c. and are parallel lines. d. and are intersecting lines but are not perpendicular. e. and are parallel lines.