Which expression is modeled by the diagram below?
*the reason why there’s a circle is because that was my homework and it was wrong so i need homework corrections
![Which expression is modeled by the diagram below the reason why theres a circle is because that was my homework and it was wrong so i need homework corrections class=](https://us-static.z-dn.net/files/d96/f879e929a947f6a803f717e0995fe454.png)