# What is the slope of the line passing through the following points: (3,4),(4,2) ?

Slope of a line joining twp points (x_1, y_1) and x_2, y_2) is given by the expression
$\frac{{y}_{2} - {y}_{1}}{{x}_{2} - {x}_{1}}$ . Using this formula the required slope would be $\frac{2 - 4}{4 - 3}$ = -2