Respuestas

  • Usuario de Brainly
2013-09-16T07:27:47+02:00
(-3+8)+{2+5.[-8+9:(-9)]-7}+40:(-10+3.1)
5+{2+5.[-8-1]-7}+40:(-7)
5+{2+5.(-9)}-40/7
5+{2-45}-40/7
5-43-40/7
-38-40/7
-306/7