Determining the gradient The gradient of a linear function can be calculated from its rule, derived from a table of values, determined using two points, or found using rise over run on a graph. Below ...

Revise how to plot a linear equation graph. Learn how to read x and y coordinates from a graph in this BBC Bitesize maths KS3 guide.

Provide students with a partially completed table and ask them to find the rule that governs the patterns they observe. The table should have enough data points to make it easy for them to identify ...

If two linear functions have the same slope they are parallel. Slopes of linear functions The slope of a linear function is the same no matter where on the line it is measured. (This is not true for ...