Respuesta:
= -8
Explicación paso a paso:
[tex]\left[-\left(-\:5\:\right)+\:\left(-7\right)\right]\:\cdot \:4=\\\\=-\left(-5\right)-7\\=5-7\\=-2\cdot \:4\\=-8[/tex]
listo :3
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Respuesta:
= -8
Explicación paso a paso:
[tex]\left[-\left(-\:5\:\right)+\:\left(-7\right)\right]\:\cdot \:4=\\\\=-\left(-5\right)-7\\=5-7\\=-2\cdot \:4\\=-8[/tex]
listo :3
.......................