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The points (-9,5) and (r,7) lie on a line with slope (1)/(2). Find the missing coordinate r.

The points (-9,5) and (r,7) lie on a line with slope (1)/(2). Find the missing coordinate r.
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5 votes
The points (-9,5) and (r,7) lie on a line with slope (1)/(2). Find the missing coordinate r.

asked
User Krato
by
8.8k points

1 Answer

2 votes

Answer:

Explanation:

(7 - 5)/(r + 9) = 1/2

2/(r + 9) = 1/2=

r + 9 = 4

r = -5

answered
User Robert Mikes
by
7.8k points
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