Homework Help: algebra

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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