SOLUTION: Write an equation of the line that passes through the origin and A(4,-5)

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Question 840331: Write an equation of the line that passes through the origin and A(4,-5)
Answer by LinnW(1048) About Me  (Show Source):
You can put this solution on YOUR website!
The slope of the line through (0,0) and (4,-5) = (-5 -0)/(4 -0) = -5/4
So using m = -5/4 in y=mx+b, we know b = 0 since it is the intercept
we have y = (-5/4)x + 0 =
y = (-5/4)x