Graph the linear equation 3x=10

What number should be added to both sides of the equation to complete this square? x^2-10x=7

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.

Find the midpoint m of z1=(8+5i) and z2=(12+3i)