<PRE><B>Question 227437</B>
Do you mean {{{y=(2/7)x-5}}}?


If so, the slope of this line is 2/7, so the slope of a line PERPENDICULAR to this is the NEGATIVE RECIPROCAL, m=-7/2.



R^2


Dr. Robert J. Rapalje, Retired
Seminole State College of Florida
Altamonte Springs Campus </PRE>