This YouTube shows how to plot the graph of a linear equation (= straight line).

Have a go at plotting the line before watching the video

1. (a) Plot the graph y = 2x + 1

(b) Use your graph to find y when x = 2.5

(c) From the graph find the value of x when y = 4.

Mindmaps/ concept maps of AQA GCSE Chemistry

4 days ago