Question 691099
When you are given two points in the form (X1,Y1), (X2,Y2)
The formula for the slope is: {{{m = (Y2-Y1)/(X2-X1)}}}
Wher m is the slope.

So in your example the equation would be: {{{m = (5-19)/(-1-12)}}}
Simplify the equation
{{{m = -14/-13}}}
The negative cancel
{{{m = 14/13}}}