titans07 titans07
  • 20-07-2017
  • Mathematics
contestada

what must the length of segment ad be for the quadrilateral to be a parallelogram if ad=3x+7 and cb=5x-9

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kamieee kamieee
  • 20-07-2017
you just basically combined them.
3x+7=5x-9
-3x -3x
7=2x-9
x=8
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