SOLUTION: what is the equation of the line that contains the points with (-3,7)and(5,-1)?

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Question 144446: what is the equation of the line that contains the points with (-3,7)and(5,-1)?
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Slope m = (y2-y1)/(x2-x1)
m = (-1-7)/(5-(-3))
m = -8/8 = -1
y = mx+b
y = -x+b
7 = -(-3) + b
b = 4
y = -x + 4
x+y = 4