juju123456789
juju123456789
23-01-2018
Mathematics
contestada
I need help on this question
Respuesta :
cdw2014
cdw2014
23-01-2018
First we can find the slope using (y1-y2)/(x1-x2)
(9+7)/(4+4) = 2
Now we can plug the slope and one of the points into y - y1 = m(x-x1)
y - 9 = 2(x -4)
Then solve for y
y - 9 = 2x - 8
y = 2x + 1
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