Respuesta:
Saldria [tex]\frac{-21}{10}[/tex]
Explicación paso a paso:
[tex]\frac{-2}{5}-\frac{4}{5}+(-\frac{9}{10})[/tex]
[tex]\frac{-6}{5}+(-\frac{9}{10})[/tex]
[tex]\frac{-6}{5}-\frac{9}{10}[/tex]
[tex]\frac{-60-45}{50}[/tex]
[tex]\frac{-105}{50}[/tex]
[tex]\frac{-21}{10}[/tex]
Esa creo que seria la respuesta
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Verified answer
Respuesta:
Saldria [tex]\frac{-21}{10}[/tex]
Explicación paso a paso:
[tex]\frac{-2}{5}-\frac{4}{5}+(-\frac{9}{10})[/tex]
[tex]\frac{-6}{5}+(-\frac{9}{10})[/tex]
[tex]\frac{-6}{5}-\frac{9}{10}[/tex]
[tex]\frac{-60-45}{50}[/tex]
[tex]\frac{-105}{50}[/tex]
[tex]\frac{-21}{10}[/tex]
Esa creo que seria la respuesta