mattFigs44 mattFigs44

21-11-2019
Mathematics

contestada

A line that includes the points (8,9) and (9,k) has a slope of
-
4. What is the value of k?

Respuesta :

knunez0077 knunez0077

21-11-2019

Answer:

k=5

Step-by-step explanation:

y=mx+b

m=-4

y=-4x+b

*INSERT X AND Y VALUES*

9=-4(8)+b

9=-32+b

41=b

SO....

y=-4x+41

k=-4(9)+41

k=-36+41

k=5

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