The graph is a scatter plot, entitled "Rainfall and Plant Growth." The horizontal X axis shows Average Rainfall ranging from zero to four thousand, in units of millimeters per year, in increments of ...

Plot points with coordinates where \(x\) and \(y\) are equal. Three points are sufficient, but more can be plotted. Draw a line through the plotted points. If \(x\) is positive, \(y\) is negative.