Respuesta:
Explicación paso a paso:
[tex]\frac{-2(\frac{2}{3} -\frac{3}{4}) }{(-\frac{2}{3}+ \frac{5}{7} ): (-\frac{5}{6} +\frac{3}{4} +\frac{1}{2} )}[/tex]
[tex]\frac{-2(-\frac{1}{12}) }{(-\frac{2}{3}+ \frac{5}{7} ): (-\frac{5}{6} +\frac{3}{4} +\frac{1}{2} )}[/tex]
[tex]\frac{-2(-\frac{1}{12}) }{ \frac{1}{21} (-\frac{5}{6} +\frac{3}{4} +\frac{1}{2} )}[/tex]
[tex]\frac{-2(-\frac{1}{12}) }{ \frac{1}{21} : \frac{5}{12} }[/tex]
[tex]\frac{-2X\frac{1}{12} }{ \frac{1}{21} X \frac{12}{5} }[/tex]
[tex]\frac{\frac{1}{6} }{ \frac{1}{21} X \frac{12}{5} }[/tex]
[tex]\frac{\frac{1}{6} }{\frac{1}{7}X\frac{4}{5} }[/tex]
[tex]\frac{\frac{1}{6} }{\frac{4}{35} }[/tex]
[tex]\frac{1}{6} :\frac{4}{35}[/tex]
[tex]\frac{1}{6}X \frac{35}{4}[/tex]
[tex]\frac{1X35}{6X4}[/tex]
=[tex]\frac{35}{24}[/tex]
