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The points (-1, r) and (3, -4) lle on a line with slope - 2. Find the missing coordinate r.
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The points (-1, r) and (3, -4) lle on a line with slope - 2. Find the missing coordinate r.

User Ed Henderson
by
7.3k points

1 Answer

11 votes

Answer:

r=4

Explanation:

Slope=change in y/change in x

r-(-4)/-1-3=-2

r+4=-2*-4

r=4

User Matt Kemp
by
6.5k points
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