Multiplicación de N. Enteros (D)

A . ( - 20 ) x ____________________ = - 120
B . 9 X ____________________ = 108
C . 6 X ____________________ = 24
D . ( - 7 ) X ____________________ = - 63
E . ( - 8 ) X ( - ____________________ ) = 56
F . ( - 4 ) X ____________________ = - 3 2