how to find trendline in graphs how to calculate trendline using a linear equation how do you show a trendline how do you find trend lines how to equate a trendline how to calculate trendline in graph a graph using a trendline can be used to calculate how to correctly calculate a trendline how to make a trendline graph how to show trendline using a data point what is a trendline how to create trendlines in linear equation can we use a trendline in a graph what is the function of the trendline how to use a trendline in a graph how to correctly use a trendline equation how do i use a trendline how to use a trendline on a graph how to calculate trendline using mx+b how do you calculate trendline equations