Предмет: Алгебра, автор: mrg80727

15x+7(3-x)=-3
Дайте ответ пожалуйста срочно нужно

Ответы

Автор ответа: Warjak100500

0

15x+7(3-x)=-3

15x+21-7x=-3

8x+21=-3

8x=-3-21

8x=-24

x=-3

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