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What is the slope of the line passing through the points (–1, 3) and (4, –7)?

A.) 2

B.) 3/4

C.) -4/3

D.) -2

Respuesta :

apologiabiology
slope=rise/run
slope=(y2-y1)/(x2-x1) if you have the points
(x1,y1) and (x2,y2)

we have the points (-1,3) and (4,-7) 
x1=-1
y1=3
x2=4
y2=-7

slope=(-7-3)/(4-(-1))=-10/5=-2

answer is D

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