what is the equation of the line which includes points (1, 5) and (-2, -7)?

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02-07-2016
Mathematics

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what is the equation of the line which includes points (1, 5) and (-2, -7)?

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meerkat18 meerkat18 · Answer 1 · 2016-07-09T12:01:49+02:00

meerkat18 meerkat18

09-07-2016

Given two points, the equation of the line can be known by,
y - y1 = ((y2 - y1)/(x2 - x1)) (x - x1)
Substituting the known values,
y - 5 = ((-7 - 5) / (-2 - 1)) (x - 1)
The final equation of the line is,
y = 4x + 1

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