Question

5. Раскройте скобки:
z-(y+(z+1))

Answer 1

$z-(y+(z+1))=z-(y+z+1)=z-y-z-1=-y-1$

Answer 2

Ответ:

$z - (y + ( z+1)) = z - (y + z + 1) = z - y - z - 1 = - y - 1$