Respuestas

  • Usuario de Brainly
2013-06-01T17:53:32+02:00
-{-5+3-[-7+6+(-3-2)+(-5-3)]-6-7}-3 =
-{-5+3-[-7+6-5-8]-6-7}-3 =
-{-5+3-[-20+6]-6-7}-3 =
-{-5+3+14-6-7}-3 =
-{-18+17}-3 =
-{-1}-3 =
1-3=-2

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