SOLUTION: Find an equation of line through the following pair of points. (3,4) and (1,-1)

Algebra ->  Linear-equations -> SOLUTION: Find an equation of line through the following pair of points. (3,4) and (1,-1)      Log On


   

Question 851779: Find an equation of line through the following pair of points. (3,4) and (1,-1)
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
First find the slope.
m=%28-1-4%29%2F%281-3%29=-5%2F-2=5%2F2
Now use the point slope form,
y-4=%285%2F2%29%28x-3%29
y-4=%285%2F2%29x-15%2F2
y=%285%2F2%29x-15%2F2%2B8%2F2
y=%285%2F2%29x-7%2F2
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