ponygirls231
ponygirls231 ponygirls231
  • 21-09-2018
  • Mathematics
contestada

help plzzzz!!!!!!!!!! plz help!!!!!!!!!

help plzzzz plz help class=

Respuesta :

godlike74
godlike74 godlike74
  • 21-09-2018
5x+3x+7x=180
15x=180
x=12
5(12)=60
3(12)=36
7(12)=84
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