Answer:3x-4y
Step-by-step explanation:
To express the sum of (2x-5y) and (x+y),
We are going to have
2x-5y+x+y
The next thing to do is to collect the like terms;
Then we have;
2x+x-5y+y
Answer realized will now be
3x-4y
<span>Write a power represented with a positive base and a positive exponent whose value is less than the base is 1/3 inch</span>
Now, let's do the same as we did for the previous one here.

notice again, how did we get 84 for the 4th element's coefficient? well 36 * 7 / 3. and so on. And you can just expand it from there.
Answer:
Yes
Yes
No
No
Step-by-step explanation:
Sorry to keep y’all waiting I had to do the exam myself.