Respuesta:
La respuesta es 13
[tex] \frac{7}{1 - \frac{1}{3} } = \frac{7}{ \frac{2}{3} } = 7 \div \frac{2}{3} =\frac{7 \times 3}{2} = \frac{21}{2} = 10 \frac{1}{2} \\ a = 10. \: \: \: b = 1. \: \: \: c = 2 \\ a + b + c = 10 + 1 + 2 = 13[/tex]
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Respuesta:
La respuesta es 13
[tex] \frac{7}{1 - \frac{1}{3} } = \frac{7}{ \frac{2}{3} } = 7 \div \frac{2}{3} =\frac{7 \times 3}{2} = \frac{21}{2} = 10 \frac{1}{2} \\ a = 10. \: \: \: b = 1. \: \: \: c = 2 \\ a + b + c = 10 + 1 + 2 = 13[/tex]