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Mathematics 13 Online
OpenStudy (anonymous):

find the equation of the line: passing through (-8,5) and perpendicular to 9x-8y+9=0 can't figure this out.

OpenStudy (anonymous):

1) find the slope of the line 9x-8y+9=0 2) note that perpendicular lines have slopes that are negative reciprocals of one another 3) calculate the perpendicular slope 4) write the equation of the line in point-slope form

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