In this video, you will learn how to create a line graph in excel. It is a very simple process and you can easily present your data into nice looking excel graph. In addition, you will also learn how to conditionally format line graphs such as placing a solid line, changing the color of the line, how to change horizontal and vertical axis values, how to place axis and graph title, and how to remove gridlines. A line graph is a graphical display of information that changes continuously over time. Within a line graph, there are various data points connected together by a straight line that reveals a continuous change in the values represented by the data points.