Mathematics
court16
2016-04-23 13:35:42
find the slope of the line through points (1,8) and (2,7). write the answer in simplest form.
ANSWERS
Roberta336
2016-04-23 16:37:29

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.

ArgeliaBencivenga135
2016-04-23 16:38:44

(X1, Y1) (X2, Y2) Y2-Y1/X2-X1 so the answer is -1

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