Question

5- [7-2-(1-9)-3+12)]+4-=
1-(-3+6+1)-[4-(6-3+1)-2=
6-(-9+7-1)-(3-(-5+4+6)-1] =
28-[21-(12-3)-7] =​

Answer 1

Respuesta:

Explicación paso a paso:

5- [7-2-(1-9)-3+12)]+4-= -5

1-(-3+6+1)-[4-(6-3+1)-2= -3

6-(-9+7-1)-(3-(-5+4+6)-1] = 12

28-[21-(12-3)-7] =​ 19