http://i952.photobucket.com/albums/a...g/P4170010.jpg

My attempt at manipulating the equation

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- April 17th 2010, 06:12 AMPunchLinear Law
http://i952.photobucket.com/albums/a...g/P4170010.jpg

My attempt at manipulating the equation

- April 17th 2010, 07:54 AMmathaddict
- April 17th 2010, 07:54 AMrunning-gag
You are right

Using the point (4,-4) gives you the value for a

Then using the point (2,b) gives you the value for b - April 17th 2010, 05:47 PMPunch
From , substituting the point (4,-4)

I would have to take which shows error 2 in the calculator.

confused - April 17th 2010, 09:41 PMmathaddict
- April 18th 2010, 12:58 AMPunch
Oh... This means, is expressed as Y=mX+C where where Y is the y coordinate and X is the x-coordinate

- April 18th 2010, 03:46 AMmathaddict