(2-×)(×-1)-?-2(×+1)
eliminamos parêntesis
(2-×) × (×-1)-
2x-2-x²+×-×
-ײ+2×-2 respuesta
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(2-×)(×-1)-?-2(×+1)
eliminamos parêntesis
(2-×) × (×-1)-
2x-2-x²+×-×
-ײ+2×-2 respuesta