babygir68
babygir68
08-01-2016
Mathematics
contestada
a number tripled and tripled again is 729
Respuesta :
Аноним
Аноним
08-01-2016
3a x 3=729
9a=729
--- -----
9 9
a=81
The number is 81.
Check: 3(81)x3=729
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