|Equation of a line given two points|
This online calculator finds the equation of a line given two points on that line, in slope-intercept and parametric forms
|Equation of a line passing through two points in 3d|
This online calculator finds equation of a line in parametrical and symmetrical forms given coordinates of two points on the line
|Equations of the line of intersection of two planes|
This online calculator finds the equations of a straight line given by the intersection of two planes in space. The calculator displays the canonical and parametric equations of the line, as well as the coordinates of the point belonging to the line and the direction vector of the line.