SOLUTION: Find the slope of the line passing through the points (1, 4) and (7, 2).

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Question 88025: Find the slope of the line passing through the points (1, 4) and (7, 2).
Found 4 solutions by checkley75, uma, jim_thompson5910, rapaljer:
Answer by checkley75(3666)   (Show Source): You can put this solution on YOUR website!
SLOPE=(Y2-Y1)/(X2-X1)=(2-4)/(7-1)=-2/6=-3 FOR THIS SLIOPE THROUGH THESE TWO POINTS.
Answer by uma(370)   (Show Source): You can put this solution on YOUR website!
slope of the line passing through the points (1, 4) and (7, 2) = (2-4)/(7-1)
= -2/6
= -1/3

Good Luck!!!

Answer by jim_thompson5910(35256)   (Show Source): You can put this solution on YOUR website!
To find the slope going from (1,4) to (7,2) we are going to calculate the change in y over the change in x, or the rise over the run. The change is the difference between the two coordinates. So if the y-coordinate of a point goes from 4 to 2, the change in these numbers is -2 (since ). If the x-coordinate changes from 1 to 7, then the change is 6 (since ). So to calculate the slope we use this formula:
Slope:
where m is the slope
So now we let ,,,Now plug these numbers into the slope formula:


Which reduces to

So the slope is

Answer by rapaljer(4671)   (Show Source): You can put this solution on YOUR website!
The correct answer is -1/3. The other tutor made a small error. Sorry about that.

R^2

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