Key learning points

1. Linear equations can be rearranged into the form y =mx + c.
2. The gradient and intercept can be identified from the graph.
3. The equation of the line can be written in the form y = mx + c.

Common misconception

Keywords

• Equation of a line - An equation of a line is any equation whose graph forms a straight line.

• Gradient - The gradient is a measure of how steep a line is.

• Intercept - An intercept is the coordinate where a line or curve meets a given axis.