Find 8 on the y-axis. Draw a horizontal line through y =8. Determine the x value for which the graph intersects this horizontal line y = 8. It is x = 4
4 is the X variable so it means it is 4 weeks after the kitten is born. 14 is the Y variable so it means it is 14 ounces after 4 (this is the X variable) weeks.
