truunaeligion0911 truunaeligion0911
  • 28-03-2018
  • Mathematics
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Given the parallelogram ABDC, DC=2x+5 and AB=7x-1

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choixongdong
choixongdong choixongdong
  • 28-03-2018
parallelogram so opposite sides are equal
so
AB = DC
7x - 1 = 2x + 5
7x - 2x = 5+1
5x = 6
  x = 6/5
  x = 1.2
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