Respuestas

  • Usuario de Brainly
2012-04-19T06:01:56+02:00

 72/(18+(-2).3)-(4.(-5)-9/3


 72/(18+(-6)-(4.(-5)-9/3

 72/(18+(-6)-(-20)-9/3

 72/(18 - 6 + 20)-9/3

 72/(32) - 9/3


72       9

---- - ------

32       3


72 (3) - 32 (9)

----------------

      32 (3)


216 - 288

----------

     96


    -72

----------

     96

 

-0,75