Find the
slope of a line which passes through (4, 13) and (14, 8).

__Solution__
x

_{1 }= 4, y_{1 }=13, x_{2 }= 14, y_{2 }= 8
m =

__y2 –y1___{}_{ }x2 – x1

m =

__8 –13__
14 –4

m =

__-5__
10

m =

__-1__(After simplification)
2

__Hence the slope is -1/2__

__TRY THIS................__
Find the slope of a line which passes through (4, 1) and (-1, 8).

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