Ответ:
Пошаговое объяснение:
а)
3х - 9 = 4
3х - 9 = 4 | + 9
3х = 4 + 9
3х = 13
х =
б)
5х = 18 - 2х
5х = 18 - 2х | + 2х
7х = 18
Copyright © 2025 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
Ответ:
Пошаговое объяснение:
а)
3х - 9 = 4
3х - 9 = 4 | + 9
3х = 4 + 9
3х = 13
х =
х =
б)
5х = 18 - 2х
5х = 18 - 2х | + 2х
7х = 18
х =
х =