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5 votes
Determine which pair of points has a negative slope.

(6,9), (5, 7)
(-9, -2), (3,6)
(-8, 1), (8, -8)
(2, -8), (-1, -9)

User Josie
by
4.2k points

2 Answers

6 votes

Answer:

(–8, 1), (8, –8)

Explanation:

User Benedict
by
5.1k points
6 votes

Answer:

(-8, 1), (8, -8) has a negative slope

Explanation:

1). y2 - y1 / x2 - x1

7 - 9 / 5 - 6

= 2

2). y2 - y1 / x2 - x1

6 - (-2) / 3 - (-9)

= 2/3

3). y2 - y1 / x2 - x1

-8 - 1 / 8 - (-8)

-9/16

4). y2 - y1 / x2 - x1

-9 - (-8) / -1 - 2

= 1/3

User ImJustPondering
by
4.1k points