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Segúndo = x+1
Tercero = x + 2Primero +Segúndo +tercero = primero + 19
X. + x+1 + x+2 = x +19
3x + 3 = x +19
3x - x = 19 - 3
2x = 16
X = 16/2
X = 8
Primero = x = 8
Segúndo = x+1 = 8+1 =9
Tercero = x + 2= 8+2 = 10
Los numero buscados son?
8, 9 y 10