SOLUTION: Find the equation of the line that goes through the points (-4,1) and (-1,4)
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Question 476317: Find the equation of the line that goes through the points (-4,1) and (-1,4)
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
Find the equation of the line that goes through the points (-4,1) and (-1,4)
Use determinants.
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|x +y 1|
|-4 +1 1| = 0
|-1 +4 1|
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x(1-4) - y(-4+1) + -16+1 = 0
-3x + 3y = 15
x - y = -5
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