Question

If the points (8,1) , (k,-4) and (2,-5) are collinear the k =

Answer 1

\[\Large m_{AB}=m_{BC}\]

Answer 2

is m the slope

Answer 3

Yes

Answer 4

what is AB

Answer 5

A, B, C are the points respectively

Answer 6

how to solve it then

Answer 7

can u just setup the equation so i can solve it i am not ablee to figure out the quation

Answer 8

\[\frac{-4-1}{k-8}=\frac{-5-(-4)}{2-k}\]

Answer 9

oh i get thank u!

Answer 10

i got it

Answer 11

no problem