The equation of a straight line is usually written this way: (or y = mx + c in the UK see below). y = how far up.

Mar 8, 2025 · Finding the equation for a line is a common problem in geometry and trigonometry. There are two common situations where you are asked to find the equation for a line: either …

Mar 2, 2025 · So far, we have two options for finding an equation of a line: slope-intercept or point-slope. When we start with two points, it makes more sense to use the point-slope form.

Free how to find the equation of a line math topic guide, including step-by-step examples, free practice questions, teaching tips and more!

The equation of a line is linear in two variables, usually x and y, that is satisfied by points of the line. The equation of line is usually found by the point-slope form y - y_1 = m (x - x_1), where …

The equation of a straight line is represented as: y = mx + c. Learn to find the slope (m), y-intercept (c), and check if points lie on the line with clear examples.

Once we have two points, we can just connect the points to graph the line. The figure below shows the two possible points on either side of the chosen reference point (the y-intercept).

Once you know the value for m and the value for b, you can substitute these into the slope-intercept form to get the equation for the line. The equation of the line that both of these points …

Learn the equation of a line with formulas, stepwise examples, and tips for finding line equations from points or slopes. Master key line equation forms for Maths exams and competitive tests.

To find the equation of a line when given two points on the line, we first find the slope and then find the y -intercept. The slope is the ratio of the change in the y-value over the change in the x …