Question

Find the slope of JK.
a) J(1,9), K(7,4)
JK=

Answer 1

JK= -5/6

As a decimal:
m = -0.833333

Solution:

m=rise/run = Δy/Δx

m= y2−y1/x2−x1

m= 4−9/7−1

m= −5/6

m= −5/6

Answer 2

y2-y1= 4-9
= -5
x2-x1= 7-1
= 6
Slope = -5/6