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Ann [662]
2 years ago
8

The points (-1, r) and (4, 6) lie on a line with slope 3. Find the missing coordinate r.

Mathematics
1 answer:
Bond [772]2 years ago
3 0

Answer:

R = -9

Step-by-step explanation:

To solve the slope with two points, you would use the formula y2 - y1/x2 - x1. First, you would take the formula and sub in the values that you currently know.

6 - r/4 - (-1) = 3, 6 - r/5 = 3, 6 - r = 15, -r = 9, r = -9

Therefore, r = -9.

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