SOLUTION: Which equation produces a line that is perpendicular to the line represented by the function below? y=2/5x+9

Algebra ->  Linear-equations -> SOLUTION: Which equation produces a line that is perpendicular to the line represented by the function below? y=2/5x+9       Log On


   

Question 898199: Which equation produces a line that is perpendicular to the line represented by the function below?
y=2/5x+9
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Perpendicular lines have slopes that are negative reciprocals.
%282%2F5%29%2Am=-1
m=-5%2F2
So a perpendicular line would have the form,
y=-%285%2F2%29x%2Bb