SRU Resolver aplicando la propiedad
-de in multipkacion
9)(-3)-[(-4)+(-2)]=
b)(+5). [8-67-
c) 6x [1-3)-(-1)]=
2)(-7). [(+4)-(-9)] =
e) [(+15) +(+3)] x20m
F[(-2)-(-6)] x(-10)=
​