answersLogoWhite

0


Best Answer

3n - 9 + 4n = 8n

Combine like terms:

7n - 9 = 8n

Subtract 7n from both sides:

-9 = n

User Avatar

Wiki User

11y ago
This answer is:
User Avatar

Add your answer:

Earn +20 pts
Q: What is 3n-9 plus 4n equals 8n?
Write your answer...
Submit
Still have questions?
magnify glass
imp