claraspraggins claraspraggins

12-01-2020
Mathematics

contestada

(-2, r), (3,-9) m=-4/5

Respuesta :

lchen84488 lchen84488

12-01-2020

Answer:

r=-5

Step-by-step explanation:

(r--9)/(-2-3)=-4/5

r+9/-5=-4/5

r+9=4

r=-5

Answer Link

devishri1977 devishri1977

12-01-2020

Answer:

Step-by-step explanation:

Slope m = -4/5

y₂-y₁/x₂-x₁ = -4/5

-9-r/3-(-2) = -4/5

-9-r/ 3+2 = -4/5

-9-r/ 5 = -4/5

-9-r = -4 *5/5

-9-r = -4

-r = -4 +9

-r = 5

r = -5

Answer Link

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