HeilRiver HeilRiver
  • 20-11-2020
  • Spanish
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Escribe una ecución para cada enunciado
a) El doble de un número, aumentado en 1, equivale a 7
b) El triple de un número, aumentado en 15, es igual a 45
c) El doble de un número, disminuido en 8, equivale a 12
Plis ayudenme con eso :))

Respuesta :

mayie07
mayie07 mayie07
  • 20-11-2020
a) 2x + 1 = 7
b) 3x + 15 = 45
c) 2x - 8 = 12
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