SOLUTION: are the lines y=2/3x-7 and y=-5+5/9x parallel. perpendicular or neither?
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Question 1067095: are the lines y=2/3x-7 and y=-5+5/9x parallel. perpendicular or neither?
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
Compare the 2 slopes.
equal --> parallel
negative reciprocals --> perpendicular
neither --> neither
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