Respuesta:
-449
Explicación paso a paso:
E= (-5)90 + (-3)3 - (-5)2
E= -450 + (-9) - (-10)
E = -450 - 9 + 10 = -449
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Respuesta:
-449
Explicación paso a paso:
E= (-5)90 + (-3)3 - (-5)2
E= -450 + (-9) - (-10)
E = -450 - 9 + 10 = -449