What is the solution to this system of equations?
x+y= 6
x=y+4

6n^2-7n-75=0 solve by quadratic formula

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.

Divide. write in simplest form 41/6 divided by 10