Learn how to read x and y coordinates from a graph in this BBC Bitesize maths KS3 guide. ... that will take all the values of \(x\) and \(y\) Plot the coordinates and draw a line through the points.

To plot a graph from its equation, substitute different values of 𝑥 into the equation to give the corresponding 𝑦-coordinates. The pairs of 𝑥 and 𝑦 values can be recorded in a table ...

The values are plotted across the y-axis and the x-axis is used to mark the progression. In the case of a scatter plot, whether you use it simply with marking points or lines, the graph is spread ...