The graph has a vertical line of symmetry. Understanding how to substitute values into an expression is an essential skill when using graphs to estimate values of x and y.

In math and statistics, you may occasionally need to calculate the slope of a line generated by coordinates in the (x,y) format. The slope is a value that indicates the rate at which the y value ...

You can make a bar graph in Excel by first selecting the range you want to depict, and then using the dropdown menu to select the desired chart.