Question

12 − [ 1/3 + 5/7( 2/5 + 3/10) -2 ]
ayudenme con esta operacion

Answer 1

Respuesta:

$\frac{79}{6}$

Explicación paso a paso:

$12- [ \frac{1}{3}+\frac{5}{7}(\frac{2}{5}+\frac{3}{10})-2]\\\\12-[\frac{1}{3}+\frac{5}{7}(\frac{4+3}{10})-2]\\\\12-[\frac{1}{3}+\frac{5}{7} (\frac{7}{10})-2 ]\\\\12-[\frac{1}{3}+\frac{5}{7} .\frac{7}{10}-2]\\\\12 -[\frac{1}{3}+\frac{5}{10}-2] \\\\12-[\frac{10+15-60}{30}] \\\\12- [\frac{-35}{30}] \\\\12+\frac{35}{30}\\\\\frac{360+35}{30}\\\\\frac{395}{30}\\\\\frac{79}{6}$

ESPERO QUE TE SIRVA :)