The graph of a oblique straight line is described using the equation, 𝒚 = 𝒎𝒙 + 𝒄 Graphs of two or more straight lines can be used to solve simultaneous linear equations.

Capture relationships between data sets by graphing linear equations in Microsoft Excel 2007. ... Add a linear regression line to the scatter chart by clicking the "Layout" tab, ...

One way to assess this fluctuating data is to add a linear trend line to the Excel 2013 graph. This visual element considers all the data and displays the overall direction the values are taking.

If I consider T 2 as variable, then I can plot this vs. the mass and it should be a linear function. Here is that plot with the same data. Ok, that looks like a straight line but what about the slope?

How to create a Line Chart in Excel. To create a line chart in Excel, the procedure is as follows: Select the data across both the columns (from A3 to B12).