Question

26. - [(8 + 3) - (5 - 1)] + [(8 - 3) - (5 + 1)]

27. (9-12 - (1 - 5)]} - [4 - (5 - 4)+ (-5)]

28. [(4 + 2 - 11) + (13+9 - 20)] - [(-3+5 - 21) - (18 - 15+6)]

29.12 - [(6 - 4) + (8 - 15)] - [4 - (3 + 2) - (1 - 7)]​

Answer 1

Respuesta:

26.Rta=  6

27.Rta=

Explicación paso a paso: