11n + 44 + 12n + 39 = 290
23n = 290 - 83
23n = 207
n = 9
Copyright © 2025 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
Verified answer
11n + 44 + 12n + 39 = 290
23n = 290 - 83
23n = 207
n = 9