ponygirls231
ponygirls231
21-09-2018
Mathematics
contestada
help plzzzz!!!!!!!!!! plz help!!!!!!!!!
Respuesta :
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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