aaliyahw990
aaliyahw990 aaliyahw990
  • 29-09-2018
  • Mathematics
contestada

What is the slope intercept form of the equation of the line up passes through the points (7,-5) and (3,-9)

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maximorainwater9
maximorainwater9 maximorainwater9
  • 29-09-2018
Find the slope between these 2 points and then plug the coordinates and the slope into point intercept
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Samanthacomer2005 Samanthacomer2005
  • 29-09-2018

If you use:

Y1-Y2/X1-X2, you will get

-9-5/7-3 which equals -3.5.

Then you would use y=mx+b and plug in the slope into 'm'

y=-3.5x+b

And in order to find 'b' you would want to plug in one of the corrdinates

-9=-10.5+b

And solve the equation:

b=1.5

So the answer is:

y=-3.5x+1.5


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