mfasola2009 mfasola2009

12-12-2017
Mathematics

contestada

Kate sold one half of her paintings and purchased 7 more. If Kate has 21 paintings now, how many paintings did she have to begin with?

Respuesta :

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12-12-2017

(work backwards)
21-7=14 (before purchasing)
14x2=28 (before selling)

Ans: 28

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