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Calcula en numero que se triplica al sumar le 26

User Blurfx
by
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1 Answer

2 votes

x + 26 = 3x

26 = 3x - x

26 = 2x

x = 26 : 2

x = 13

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26 + 13 = 39

39 : 3 = 13

User Tgmdbm
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