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9x-6y=20 and -3y=2x-11 parallel perpendicular or neither
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9x-6y=20 and -3y=2x-11 parallel perpendicular or neither

User Uzoma
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2 Answers

4 votes

Answer:

-2/3 is the negative inverse of 3/2

User RED MONKEY
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1 vote
The equations are perpendicular because the slopes of the two lines are negative reciprocals.
User Willeke
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