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how to find the equation of the line passing through the points (2, −1) and (1,1)

 Jun 1, 2020
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it's a little diffucult to show here, but when graphing it you can find the slope is (1-2)/(1-(-1)) or -1/2 and the "height" is 1.5 so the equation is

y=-1/2x+1.5

 Jun 1, 2020

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