14 divide by 2 plus 3 (4) minus (6 1/2 negative 3 =

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.

When you answer this can you explain

If a flying disk is 139 meters in the air and travels at an average of 13 m/s how long is it in the air