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(1/x) - (1/y) = 2
Sumamos
2 (1/x) = 14
1/x = 7
x = 1/7
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Restamos
2 (1/y) = 10
1/y = 5
y = 1/5
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Los números son 1/7 ; 1/5
La suma de los recíprocos 7;5 da 12
La diferencia de los recíprocos 7;5 da 2