Question

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

Answer 1

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