Graph showing the trend line for a panda's weight over age, with data points and slope calculation.
A graph titled "Finding a Trend Line and writing its equation" showing the weight of a panda over age in months, with a trend line, two plotted points (2, 7.5) and (8, 37.5), and a table of data. The slope calculation m = 27.5/6 = 4.58 is shown.