SOLUTION: Find the y-intercept of the line through A(1, 2) and B(-3, -4).

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Question 233988: Find the y-intercept of the line through A(1, 2) and B(-3, -4).
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
m=-4-2/-3-1=-6/-4=+1 1/2
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y-y1=m(x-x1)
y-2=1.5(x-1)
y-2=1.5x-1.5
y=1.5x+.5
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y=mx+b
b=y int=.5
(0,.5)