derrickyancey21 derrickyancey21

17-07-2017
Mathematics

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find the slope of the line through points (1,8) and (2,7). write the answer in simplest form.

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ruhibreddy ruhibreddy

17-07-2017

The slope formula is (y2-y1)/(x2-x1). By plugging this in, you get (7-8)/(2-1) = -1/1 = -1
So, the slope is -1.

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laurenacopeland laurenacopeland

17-07-2017

(X1, Y1) (X2, Y2)

Y2-Y1/X2-X1

so the answer is -1

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