karsenablesoz0lyt karsenablesoz0lyt
  • 08-11-2017
  • Mathematics
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Is x+y=7 and x-y=9 parallel, perpendicular, or neither

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Somethings
Somethings Somethings
  • 08-11-2017
Perpendicular because the slopes are negative reciprocal of each other

y = -x + 7
y = x + 9
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