jessie129 jessie129
  • 21-12-2017
  • Mathematics
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PLZ HURRYYY 15 Points!!


What is the equation of this line in slope-intercept form with points (-1,5) (1,-1)

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choixongdong
choixongdong choixongdong
  • 21-12-2017
slope = (5 + 1)/(-1 - 1) = 6/-2 = -3
y = mx + b
b = y - mx
b = 5 - (-3)(-1)
b = 5 - 3
b = 2

equation of  line in slope-intercept form 

y = -3x + 2

hope it helps
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