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September 23, 2014

September 23, 2014

Posted by **mathstudent** on Wednesday, December 6, 2006 at 8:16pm.

y=(b1-b2)/(a1-a2) * x + (a1*b2-a2*b1)/(a1-a2)

The slope part looks right. Could someone explain how the y-intercept part makes sense?

I would think that the y-intercept is:

b1-slope*a1

or

b2-slope*a2

anyone have any ideas?

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