-(-9+3)+(-7)-(-2+3) efectuati
![93723 Efectuati class=](https://ro-static.z-dn.net/files/d08/4f3016c0ae7da8776a1f3b7502ac511e.jpg)
Răspuns:
-2
Explicație pas cu pas:
Simplifica expresia
- ( -9 + 3) + ( -7 ) - ( - 2 + 3 )
= -2