Solve the following system of equations graphically. x = -5 y = -6 what is the solution set
a. {(-6, -5)}
b. {(-5, -6)}
c. ∅

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.