Предмет: Математика, автор: iiiiiiaaaaaaaooooo

помогите решить пожалуйста!! нужно все расписать ​

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Автор ответа: solnishko3448
1

3(2х+3)-(х²+6х)=6

6х+9-х²-6х=6

9-х²=6

-х²=6-9

-х²=-3

х²=3

х=±√3

х=-√3

х=√3

х1=-√3, х2=√3

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