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04-11-2016
Mathematics

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Adele is 5 years older than Timothy. In three years, Timothy will be 2/3 of Adele’s age. What is Adele’s current age?

Respuesta :

04-11-2016

a = 5 + t
t + 3 = 2/3a

t + 3 = 2/3(5 + t)
t + 3 = 10 + 2t / 3
3t + 9 = 10 + 2t
t = 1

a = 5 + 1
a = 6

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04-11-2016

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