What is the equation to find slope?

1 Answer
Apr 7, 2015

For two points (X_1,Y_1X1,Y1) and (X_2,Y_2X2,Y2), the slope of its line equals:

slope = "rise"/"run" = (Y_2 - Y_1)/(X_2-X_1riserun=Y2Y1X2X1

Example:

The line connected between (1,1) and (5,2) is:

Slope = (2 - 1)/(5 - 1) = 1/42151=14