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Mathematics, 31.05.2021 16:20 Toyared

3.Si al doble de un número se le resta su mitad resulta 30. ¿Cuál es el número? Plantear ecuación y resolverla

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3.Si al doble de un número se le resta su mitad resulta 30. ¿Cuál es el número? Plantear ecuación y...
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