A linear equation is drawn as a straight line on a set of axes. To draw the graph we need coordinates. We generate these coordinates by substituting values into the linear equation.

Need a formula for your Excel spreadsheet in a flash? Try ChatGPT. In this guide, we'll show you how to write Excel formulas using ChatGPT.

Revise how to recognise and determine the equation of a quadratic function from its graph. BBC Bitesize Scotland revision for SQA National 5 Maths.