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A total of 630 tickets were sold for the school play. they were either adult tickets or student tickets. there were 70 fewer student tickets sold than adult tickets. how many adult tickets were sold?

Respuesta :

tramserran
adult: x
student: x - 70
total: 630

x + x-70 = 630
  2x - 70 = 630
  2x        = 700
   x         = 350

Adult tickets sold = 350
Student tickets sold = 350 - 70 = 280

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