henry559715 henry559715

15-11-2021
Mathematics

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The points (5, -5) and (7,r) lie on a line with slope - 1. Find the missing coordinate r.

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chetankachana chetankachana

15-11-2021

Answer:

r = -7

Step-by-step explanation:

Slope = Change in y/Change in x

-1 = r - (-5) / 7 - 5

-1 = r + 5/ 2

-2 = r + 5

r = -7

-Chetan K

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