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Mathematics, 07.09.2021 01:20 makayyafreeman

I. Resuelve los siguientes enunciados con el Método de Sustitución: 1. Dos números están en la razón 10 : 5. Si se resta 20 al primero y se suma 20 al
segundo, la razón de ellos se invierte. ¿Cuáles son los números?
2. Hace 4 años la edad de Marisol era 8 veces la edad de Matías. En cuatro años
más la edad de Marisol será 4 veces la de Matías. ¿Cuál es la edad de cada uno?

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Answers: 3

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I. Resuelve los siguientes enunciados con el Método de Sustitución: 1. Dos números están en la raz...
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