Answer:
B
Step-by-step explanation:
I hope this helped!
True, Fe (iron) has 2 on the left side and on the other side as well. C (carbon) has 3 on the left and 3 on the other. O (oxygen) has 6, 3 for the first part and another 3 because of the reciprocal in the beginning of the equation. On the other side O has 2 and it's multiplied by the reciprocal 3 which is 6
It takes alvin 20 weeks, and it takes buzzy 15 weeks
We need graphs to choose from sweetie