Posted by **Nicole** on Sunday, November 21, 2010 at 7:02pm.

How do I write the equation of a line in STANDARD FORM, when it contains (-2,1) & (1,4) ?

- algebra -
**Reiny**, Sunday, November 21, 2010 at 7:10pm
First of all find the slope ...

slope = (4-1)/(1 + 2) = 3/3 = 1 , how nice!

using the point (1,4)

y - 4 = 1(x-1)

-x + y = 3

x - y = -3

- algebra -
**Nicole**, Sunday, November 21, 2010 at 7:10pm
Thank you so much!!!

I have been staring at this problem forever, haha :)

Thanks!

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