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Mathematics 8 Online
OpenStudy (vshiroky):

The equation of a line is y=8/9x+6 A) What is the slope of a line parallel to it? B) What is the slope of a line perpendicular to it?

OpenStudy (luigi0210):

Parallel slopes are the same Perpendicular slopes are the negative reciprocal

OpenStudy (vshiroky):

A) 8/9 B) -9/8 right?

OpenStudy (luigi0210):

Yup~

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