Предмет: Алгебра, автор: Marine1

решить неравенства:
1) х-8>=2(х+1/2)+7
2) х(х+3)>(х+1)(х+3)
3) 3х-1 - х+1 <1- х
----- ---- ---
5 2 7

Ответы

Автор ответа: RepetitorUFA
0
решение на фото, которое прикреплено..
Приложения:
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