Answer:
7
Step-by-step explanation:
I mean the greatest common factor of a number and itself is just the number right?
We can list out the common factors between 7 and 7.
7: 1, 7
As you can see, their greatest common factor is 7.
34
hope that helps ;)
Answer: The answer is b 100+(-500)
Step-by-step explanation: If you solve for the original and this answer, they will both equal -400
