joel1223 joel1223
  • 16-11-2016
  • Mathematics
contestada

sally and martha had the same number postcards. after sally sold 18 of her postcards, martha had 4 times as many postcards as sally. how many postcards did each girl have to begin with?

Respuesta :

sophielehman sophielehman
  • 16-11-2016
18 times 4 = 72 Both started with 72 Martha sold more
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