What is the slope of the line passing through $(2,9) ;(-11,7)$ ?

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Answer 1 · 2016-04-14T05:03:56

The slope is

$m = 2/13$

The formula for the slope of a line based upon two coordinate points is

$m = (y_2-y_1)/(x_2-x_1)$

For the coordinate points $(2,9) and (-11,7)$
$x_1 = 2$
$x_2 = -11$
$y_1 = 9$
$y_2 = 7$

$m = (7-9)/(-11-2)$

$m = (-2)/-13$

The slope is

$m = 2/13$

What is the slope of the line passing through (2,9) ;(-11,7) (2,9) ;(-11,7) ?