Respostas

2013-12-05T14:53:20-02:00
Sistema:
y - x = 16 
x = (5/6)y

Logo:
y -  \frac{5}{6}y = 16  <=> x =  \frac{5}{6}y

 \frac{1}{6} y = 16   x =  \frac{5}{6}y

y = 96
x = 80

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