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27-06-2016
Mathematics

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Find the slope of the line that passes through the points (1,5) and (-2,1).
A.4/3
B.-4/3
C.-3/4
D.3/4

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apologiabiology apologiabiology

27-06-2016

for an 2 points (x1,y1) and (x2,y2)
the slope between those points is
(y2-y1)/(x2-x1)

(1,5) and (-2,1)
slope=(1-5)/(-2-1)=-4/-3=4/3

slope is 4/3

answer is A

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