РЕШИТЕ ПО БРАТСКИ ПЛИЗЗЗЗЗЗЗЗ
5Х-5.5=7Х-3(2Х-1.5)
6Х-3.2=5Х-1.5(4-3Х)
Х\5-Х-4\3=2
Х+4\6-Х\9=-1
5Х-5.5=7Х-3(2Х-1.5)
6Х-3.2=5Х-1.5(4-3Х)
Х\5-Х-4\3=2
Х+4\6-Х\9=-1
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Answers & Comments
4х=1
х=1/4 ⇒ в десятичной (0.25)