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Find r given: (4,-7) and (-2, r) with a slope of 8/3

User Helo
by
4.4k points

1 Answer

1 vote

Answer:

r = -23

Explanation:

slope = (y1-y2)/(x1-x2)

(r--7)/(-2-4) = 8/3

(r+7)/-6 = 8/3

3(r+7)=8 x -6

3r + 21 = -48

3r = -69

r = -23

User Sergdenisov
by
4.8k points