SOLUTION: Write the equation of the line that passes through the point (2,-4) and is perpendicular to the line whose equation is y= -1/2x + 3 Please HELP!!

Algebra ->  Equations -> SOLUTION: Write the equation of the line that passes through the point (2,-4) and is perpendicular to the line whose equation is y= -1/2x + 3 Please HELP!!      Log On


   

Question 159054: Write the equation of the line that passes through the point (2,-4) and is perpendicular to the line whose equation is y= -1/2x + 3
Please HELP!!
Answer by scott8148(6628) About Me  (Show Source):
You can put this solution on YOUR website!
perpendicular lines have slopes that are negative reciprocals of each other

so, the slope of the new line is -1/(-1/2) or 2

using point-slope __ y-(-4)=2(x-2) __ y+4=2x-4 __ y=2x-8