thalia17
14.08.2021 •
Mathematics
Me pueden ayudar a sacar 3 ecuaciones? es para crear una matriz 3x3 Disponemos de 235 euros en billetes de 5, 10, y 20 euros. Sabiendo que tenemos un total de 19 billetes y que el número de billetes de 20 euros es el doble que el de billetes de 10 euros. Calcula el número de billetes de cada tipo.
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