fishkinz373
fishkinz373
12-01-2017
Mathematics
contestada
Pleasssssssssssse help
Respuesta :
Menna3aly
Menna3aly
12-01-2017
14/21 = 6 / x+4
2/3 = 6/ x+4
x+4 = 6x3 / 2
x+4 = 9
x = 9-4
x=5
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