Question

la ecuacion 856+{19-3-[6+(5-3)-(2+1)+(5-3)]}

Answer 1

operando....
K=856{19-3[6+(5-3)-(2+1)+(5-3)]}
K=856{19-3[6+2-1+2]}
K=856{19-9}
K=856(10)
K=8560.......

saludos .... tu amiga karla

Answer 2

856+{19-3{6+2-3+2}}
856+{19-3(7)}
856+112
968