darey
darey darey
  • 07-09-2016
  • Mathematics
contestada

-3 (9x +20) > 15x -20

Respuesta :

drewdough drewdough
  • 07-09-2016
-27x - 60 > 15x - 20
+27x  +20   +27x +20

-40= 42x

-20
----- = x                            Is this correct?
 21
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