Find the slope of a line, whch passes through the origin and the mid-point of the line segment joining the points P(0, -4) and B(8, 0).

Find the slope of a line, which passes through the origin, and the mid-point of the line segment joining the points P (0,-4) and B (8, 0).

What is the position vector of the mid-point of the line segment joining the points A(2,3,4) and B(4,1,-2).

Find the equation of the right-bisector of the line segment joining the points (1, 0) and (2, 3).

Find the equation of the st. line passing through points (0,- 4) and (-6, 2).

Find the slope of the line passing through the points : (3, - 2) and (7, -2).

Slope of the line passing through the points (3, -2) and (3, 4) is:

The slope of the line joining points (-4,5) and (0,7) is

Find the slope of the line through the points (4,-6)(-2,-5)

Find the equation of the st. line passing through points : (0,-3) and (5,0).

Find the equation of a line that is perpendicular to 3x + 2y = 8 and passes through the mid-point of the line segment joining : (2, 7) and (- 4, 1).