The points (-1, 5) and (7, r) lie on a line with slope 5/4
Find the missing coordinate r.
1 answer:
Answer:
15
Step-by-step explanation:
7-(-1) is 8
8 divided by 4 (x or “run” of slope) is two
Two times five (y/rise of slope) is ten
5 (from original point -1,5) plus 10 is 15
(7,15)
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