Question

AYUDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAADDDDDDDDD EXPLICASION PASO A PASO​

Answer 1

Explicación paso a paso:

11 - (12 - 8) = 11 - 12 + 8

11 - (4) = - 1 + 8

11 - 4 = - 1 + 8

7 = 7

El a es correcto

[(-12) + 9 ] - 5 = (-12) + 9 - 5

- 12 + 9 - 5 = - 12 + 9 - 5

- 3 - 5 = - 3 - 5

- 8 = - 8

El b es correcto

- (8-6) - 10 = (-8) - 6 + 10

- 2 - 10 = -14 + 10

- 12 = - 4

El c no es correcto