BriBri11111 BriBri11111
  • 24-08-2017
  • Mathematics
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I need help on seven part a please

I need help on seven part a please class=

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simikang simikang
  • 24-08-2017
January and March can be represented by positive numbers because movie posters were bought those months and added to the collection. February and April can be represented by negative numbers because movie posters were sold that month, therefore taking away from the number in the collection.
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