SOLUTION: Find the slope of the line containing the pair of points. (-17.6, 4.1) and (-17.1, 3.2)

Algebra ->  Rational-functions -> SOLUTION: Find the slope of the line containing the pair of points. (-17.6, 4.1) and (-17.1, 3.2)      Log On


   

Question 433511: Find the slope of the line containing the pair of points.
(-17.6, 4.1) and (-17.1, 3.2)
Answer by belle3833(46) About Me  (Show Source):
You can put this solution on YOUR website!
we have a gradient/slope formula:
%28y2-y1%29%2F%28x2-x1%29
x1=-17.6 y1=4.1 x2=-17.1 y2=3.2
substituting into our formula:
%283.2-4.1%29%2F%28-17.1-%28-17.6%29%29
two negatives make a positive:
%283.2-4.1%29%2F%28-17.1%2B17.6%29%29
=-0.9%2F0.5
=-1.8