Respuesta:
{20,-15}
Explicación paso a paso:
|x + 5| = 20
x + 5 = 20
x = 20 - 5
x = 15
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Respuesta:
{20,-15}
Explicación paso a paso:
|x + 5| = 20
x + 5 = 20
x = 20 - 5
x = 15