Respuesta:
20
Explicación paso a paso:
X + X+1 + X+2 + X+3 = 70
4X + 6 = 70
4X = 64
X = 16
16 + 4 = 20
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Respuesta:
20
Explicación paso a paso:
X + X+1 + X+2 + X+3 = 70
4X + 6 = 70
4X = 64
X = 16
16 + 4 = 20