7b - (5b - (2 - 3b)) = 7b - (5b - 2 + 3b) = 7b - 5b + 2 - 3b = (7b - 5b - 3b) + 2 =
= - b + 2 = 2 - b.
Ответ: 2 - b.
Copyright © 2025 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
Verified answer
7b - (5b - (2 - 3b)) = 7b - (5b - 2 + 3b) = 7b - 5b + 2 - 3b = (7b - 5b - 3b) + 2 =
= - b + 2 = 2 - b.
Ответ: 2 - b.