I would say B .
They are not like terms because they are not all the same
It’s during we’re they came out to be and for the rest
Answer:
three equivalent ratios will be
6:22 , 9:33, 15:55
The rule of scientifinc notation is that we can use number between 0 and 10, so here we can use 2.8. Lets do this
280 000 000 = 2.8 * 100 * 1 000 000
Now we can just multiply 2.8 by 10 to the power of number of 0 reapeted
So

- its the result