Learn what a line of best fit means and how to make a line of best fit using both Excel and the point slope formula. See examples of making predictions from it.

Learn how to write slope in standard form and slope-intercept form. Also find the slope of a line and how to find the slope of a linear equation with examples.

The equation that best represents the line of best fit for the scatter plot is a straight line, usually represented by the equation y = mx + b. m being the slope and b being the y intercept.

Learn the point-slope form definition. Discover how to generate an equation and a line in point-slope form and practice using a point-slope form with examples.

Learn about the forms of a linear equation in just 5 minutes! Our video lesson covers their graphical representations and conversion, plus an optional quiz.

What is a tangent line? Learn how to find a tangent line, and how to write the equation of a tangent line. See tangent line equation examples.

Learn about the line of symmetry and understand how it creates two identical parts. Explore how to find the line of symmetry using equations and graphs.

Learn how to write the equation of a line from its graph, and see examples that walk through sample problems step-by-step for you to improve your math knowledge and skills.

Normal line to a curve means the perpendicular line to the tangent line that passes thru a given point on the curve. The tangent and normal lines share this point of tangency. The slopes of …

See the linear equation definition and learn how to make a linear equation. Discover the standard form and the parts of linear equations, and see examples.