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29-03-2017
Mathematics

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If n represents the amount of song s stored on an mp3 player, analyze the meaning of the expressions n 7, n-2,4n and n divided by 2

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29-03-2017

n + 7 means that he is adding 7 songs to the MP3 player
n-2 would mean he deleted two songs
4n means he has four times the amount of songs
and n/2 means he deleted 1/2 of them

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