kristynkellogg
kristynkellogg kristynkellogg
  • 18-10-2016
  • Mathematics
contestada

someone please help!!!!

someone please help class=

Respuesta :

princegn
princegn princegn
  • 18-10-2016
12 = 3x - 15
12 + 15 = 3x
27 = 3x
27/3 = x
9 = x
x = 9
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