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Mathematics, 21.12.2020 16:40 bri9263

Si recibiera una cantidad igual al 30% de lo que tengo, tendría $65 ¿Cuánto tengo? Tengo una duda sobre la resolución Resolución 1: si x es lo que tengo, entonces x + x(0.3) = 65 (1.3)x = 65 x = 50 Comprobando tendría que: 50 + 50(0.3) = 65 50 + 15 = 65 65 = 65 Según esta resolución la cantidad de dinero que tendría es $50 // Resolución 2 Utilizando la regla de 3 $ % 65 30 x 100 despejo x x = (65 * 100) / 30 Según esta resolución; el dinero que tengo sería $216, 67 // Si compruebo esta resolución tendría: 216.67 (0.35) = 65.998 ¿Cuál de las dos resoluciones es la correcta?

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