РЕШИТЬ УРОВНЕНИЕ:
1)2X+(X-3)-23-(2-3X)=0
2)4+x-8+(2x-5)=0
4+х-8+2х-5=0
-9+3х=0
3х=9
х=3
2х+х-3-23-2+3х=0
6х-28=0
6х=28
х=7
Автор:
carsonqcalДобавить свой ответ
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