SOLUTION: Which choice could be the equation of a line perpendicular to the the line represented by the equation y=(2/5)x+2

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Question 932499: Which choice could be the equation of a line perpendicular to the the line represented by the equation y=(2/5)x+2
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Perpendicular lines have slopes that are negative reciprocals.
m%2A%282%2F5%29=-1
m=-5%2F2
So the equation would look like,
y=-%285%2F2%29x%2Bb