To draw the line 𝒚 = 𝒙, plot points with coordinates where 𝒙 and 𝒚 are equal. ... This is shown as the inequality -1 ≤ 𝒙 ≤ 3. The 𝒚-axis needs to include values from -7 to 1.

The two graphs, like a dot plot, have both an x- and y-axis. ... The Bottom Line . Dot plots are similar to bar graphs or line graphs and are used for data visualization.