SOLUTION: Find the equation of the line containing the point whose coordinates are (-1, 3) and perpendicular to the graph of 2x + 4y = -1

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Question 464545: Find the equation of the line containing the point whose coordinates are (-1, 3) and perpendicular to the graph of 2x + 4y = -1
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

 



 Line perpendicular to the graph of 2x + 4y = -1 OR y = -(1/2)x - 1/4 (green)

Slope of the line perpendicular is m = 2 (negative reciprocal)

New line:

y = 2x+ b  |using ordered pair (-1,3) to solve for b

3 = -2 + b

5 = b

 y = 2x + 5 (blue)