Question

9/7 : 18/21 : (1/3 + 5/2) =
ayuda por favor ​

Answer 1

Respuesta:

$\frac{9}{7} \div \frac{18}{21} \div ( \frac{1}{3} + \frac{5}{2} ) = \frac{9}{7} \times \frac{21}{18} \div ( \frac{2}{6} + \frac{15}{6} ) = \frac{9}{7} \times \frac{21}{18} \div \frac{17}{6} = \frac{9}{7} \times \frac{21}{18} \times \frac{6}{17} = \frac{9}{17}$