GCSE AQA Straight line graphs - AQA y = mx + c Graphs show the relationship between two variables and are often seen in newspapers and the media. People who work in professions involving maths and ...

From the graph, we can also see that the y-intercept is 6, therefore we can say that the equation of the straight line is \ (y = mx + 6\). Now we need to find the gradient.

GCSE Eduqas Straight line graphs - Eduqas y = mx + c y = mx + c is an important real-life equation. The gradient, m, represents rate of change (eg, cost per concert ticket) and the y-intercept, c ...