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

Find the slope of the line through points (1,8) and (2,7). write the answer in simplest form.
asked 154k views
5 votes
Find the slope of the line through points (1,8) and (2,7). write the answer in simplest form.

asked
User Volney
by
7.7k points

2 Answers

3 votes
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.
answered
User Hank Gay
by
7.7k points
5 votes
(X1, Y1) (X2, Y2)

Y2-Y1/X2-X1

so the answer is -1
answered
User Mikeschuld
by
8.0k points
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