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OpenStudy (anonymous):
what are the slopes of two lines that are prallel and perpendicular to line 4x-8y=7
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OpenStudy (anonymous):
4/8
OpenStudy (anonymous):
sorry 8/4
OpenStudy (anonymous):
perpendicular is the negative reciprocal of the slope of the line. parallel have same slope
OpenStudy (unklerhaukus):
4x-8y=7 -8y=-4x+7 y=-x/2-7/8 slope m = -1/2 parallel lines will have this slope, perpendicular lines will have slope of 2
OpenStudy (anonymous):
thanks!
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