8x + 4x
help pls :))))
![8x 4x help pls class=](https://us-static.z-dn.net/files/d20/ff42e479f66200587566f9a7d6c15cf3.png)
Answer:
12x
Step-by-step explanation:
8x+4x=12
8 plus 4 equal 12 and they have the same variable of x so, its 12x