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Si n es un número entero de dos dígitos, en que el dígito de las decenas es X y el de las unidades es Y, el antecesor de n es:
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Si n es un número entero de dos dígitos, en que el dígito de las decenas es X

y el de las unidades es Y, el antecesor de n es:

User Spatial Digger
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1 Answer

2 votes

Answer:

((X*10)+Y)-1

Explanation:

User Nagat
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