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OpenStudy (anonymous):
Which choice could be the equation of a line perpendicular to the line represented by this equation? y=2/5x+2 a)2/5x-3 b)5/2x+7 c)-5/2x-3 d)-2x+5
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OpenStudy (anonymous):
@FlvsGirl
OpenStudy (shamim):
standard equation of a line is y =mx+c
OpenStudy (shamim):
compare this equation with ur given equation of line
OpenStudy (shamim):
u will get m=2/5
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