The points (-3,-7) and (-2,r) fall on alone with a slope of 9. What is the value of r

asked Jul 22, 2020 46.8k views

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-7 = 9(-3) + b
-7 = -27 + b
20 = b
Equation: y = 9x + 20
r = 9(-2) + 20
r = -18 + 20
r = 2
The value of r is equal to 2

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