If A has coordinates (2, 1) and B has coordinates (x, 3), find x so that the slope of AB is – 3.

Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
ChapterP: Preliminary Concepts
SectionP.CT: Test
Problem 1CT
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If A has coordinates (2, 1) and B has coordinates (x, 3),
find x so that the slope of AB is – 3.
Transcribed Image Text:If A has coordinates (2, 1) and B has coordinates (x, 3), find x so that the slope of AB is – 3.
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