Answer:
-9 = n
Step-by-step explanation:
- 9 + 9n = 10n
In order to solve this equation, you have to get n on one side:
Subtract 9n from both sides because it is smaller than 10n and on the same side as an integer
-9 = 1n or -9 = n
That's it!
Vote Brainliest, Thx :)
