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Mathematics, 23.06.2019 02:30 addiestreets

Une con un trazo el enunciado de la ecuación que lo representa 1) la suma de dos números consecutivos es 31 cuál es el número menor 2) el largo de un rectángulo es dos veces el ancho el perímetro del rectángulo es de 30 u cuánto mide el largo del rectángulo 3) óscar tiene un perro actualmente el perro tiene 12 a? os menos que él dentro de 4 a? os tendrá el triple de la edad de su perro cuántos a? os tiene oscar 2(2x)+2x30 x2+x=31 x=3(x-12) x+(x+1)=31 (x+4)=3(x-8)

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