Раскройте скобки: \( -9 \cdot (-w-h\,)=\)?? \( -(-k-m\,)=\)?? \( -x\cdot (-y-z\,)=\)? ?

Задание

Раскройте скобки:

\(\displaystyle -9 \cdot (-w-h\,)=\)[?||-][ ][?|+|-][ ]

\(\displaystyle -(-k-m\,)=\)[?||-][ ][?|+|-][ ]

\(\displaystyle -x\cdot (-y-z\,)=\)[?||-][ ] [?|+|-][ ]