SOLUTION: write the equation of a line perpendicular to 9x+5y=4 that passes through the point (9,-5)

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Question 993840: write the equation of a line perpendicular to 9x+5y=4 that passes through the point (9,-5)
Answer by ikleyn(52788) About Me  (Show Source):
You can put this solution on YOUR website!
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The line

5x - 9y = n         (*)

is perpendicular to the given line.

Find the number of  n  from the condition that this line passes trough the point  (9,-5).  For it,  substitute  x=9  and y=-5  into the equation  (*).