In an x-y graph, 'x' has two meanings. Firstly, it can represent a variable whose value can be clearly marked in the horizontal axis. 'x' is the set of numbers displayed on the horizontal axis and...
The graph of x=5 would simply be a vertical line that passes through the x-intercept of 5. Since x=5, any single point on the graph would have the x coordinate of 5, because no matter what, x=5. This...