Respuesta:
20
Explicación paso a paso:
ab + ba + 6 = 10a
a = 5
b = 4
54 + 45 + 6 = 105
ab = 20
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Respuesta:
20
Explicación paso a paso:
ab + ba + 6 = 10a
a = 5
b = 4
54 + 45 + 6 = 105
ab = 20