Ответ:
3х-2-х
4. 3. =2
3(3х-2)4х=24
9х-6-4х=24
5х=30
х=6
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Ответ:
3х-2-х
4. 3. =2
3(3х-2)4х=24
9х-6-4х=24
5х=30
х=6