bneupane6002 bneupane6002

19-01-2020
Mathematics

contestada

? QUESTION
The points (3, r) and (7, -4) lie on a line with slope 4. Find the missing coordinate r.

Respuesta :

aidenroy37 aidenroy37

19-01-2020

Answer:

-20

Step-by-step explanation:

y = 4x + b

-4 = 4(7) + b

-32 = b

y = 4x -32

r = 4(3) - 32

r = -20

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