So the expression is:

You can combine like terms, which are terms that contain the same variables raised to the same power. That means you can combine the two

.

The other terms can't be combined.
Your final answer should be

.
23649 because its the closest whole number to 23 700 (if you round to the hundreds place)
Answer:
I looked it up on Google and it said major and minor I don't know if this helps so I'm sorry if it doesn't