Respuesta:
Explicación paso a paso:
a) [15. (-12) ] .(-10) = (-180) . (-10) => 1800
b) 9. [ (-5) + 22]= 9 . ( 17) => 153
c) 12. (-63) => -756
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Respuesta:
Explicación paso a paso:
a) [15. (-12) ] .(-10) = (-180) . (-10) => 1800
b) 9. [ (-5) + 22]= 9 . ( 17) => 153
c) 12. (-63) => -756