Malavai
Malavai
15-03-2016
Mathematics
contestada
Two-thirds of a number minus six is 2
Respuesta :
nobrains
nobrains
15-03-2016
(2/3)n - 6 = 2
Add 6 to both sides.
(2/3)n = 8
Divide by 2/3.
n = 9 / (2/3)
n = 27/2, or 13.5
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