Graphs of two or more straight lines can be used to solve simultaneous linear equations. The graph of a straight line can be described using an equation close equationA mathematical statement ...

I displayed these d values on the graph for you. Notice that they are the vertical distance from the real data points to the fitting linear function. Why this way?

Learn about the plotting of graphs for a pair of linear equations in two variables, topic from CBSE Class 10 Mathematics.

Ever wonder what sorts of errors freshman math students make? There are a couple of pretty basic ones.

Linear equations can be shown on a graph. Find out how to create one in this Bitesize KS3 maths video.