Question

5-[7-2-(1-9)-3+12]+4= ???? ​

Answer 1

Respuesta:

Explicación paso a paso:

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

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

5-7+2+1-9+3-12+4=

-2 + 3 -6 - 8

1 -13 = -13

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

5-[7-2-(-8)-3+12]+4=

5-[7-2+8-3+12]+4=

5-[27 - 5] + 4

5 - 22 + 4 =

-17 + 4 = -13