Discover the answers you need at Westonci.ca, where experts provide clear and concise information on various topics. Get the answers you need quickly and accurately from a dedicated community of experts on our Q&A platform. Explore comprehensive solutions to your questions from knowledgeable professionals across various fields on our platform.

5n + 2n + 6 = 4n - 21

Sagot :

Combine like terms
7n + 6 = 4n - 21
3n = -27
Divide by 3
n = -27/3 (u can simplify)
irspow

5n+2n+6=4n-21 group like terms on left side

7n+6=4n-21subtract 6 from both sides

7n=4n-27 subtract 4n from both sides

3n=27 divide both sides by 3

n=9