What is the slope of the line passing through the following points: $(2,-6); (1,3)$ ?

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Answer 1 · 2016-03-05T16:57:08

The slope $=-9$

The coordinates are:
$(2,-6) = color(blue)(x_1,y_1$
$(1,3) = color(blue)(x_2,y_2$

The slope is calculated using formula:

slope $=(y_2-y_1) / (x_2-x_1)$
(change in y axis divided by change in x axis)

$=(3-(-6))/(1-2$

$=(3 +6)/(-1$

$=(9)/(-1)$

The slope $=-9$

What is the slope of the line passing through the following points: (2,-6); (1,3) (2,-6); (1,3) ?