Linear functions are used to model a broad range of real-world problems. The ability to solve linear equations and inequalities is an essential skill for analysing these models. This section covers ...

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.

Features of linear graphs. Linear graphs are straight-line graphs that visually represent a constant rate of change in the relationship between two variables, showing how one changes in response to ...

Linear functions are those whose graph is a straight line. A linear function has the following ... Graphing a linear function. To graph a linear function: 1. Find 2 points which ... y = 25 + 5(1) = 30 ...

One way to assess this fluctuating data is to add a linear trend line to the Excel 2013 graph. This visual element considers all the data and displays the overall direction the values are taking.

Extension: Generate and plot coordinates for two non-linear functions; KS3 Maths Curriculum Area. Number Reduce a given linear equation in two variables to the standard form y = mx + c; calculate and ...