Предмет: Алгебра, автор: fraywayq

Решите двойное неравенство

-10 < 8x - 2 < 14

Ответы

Автор ответа: Аноним
2

-10 < 8x - 2 < 14     |+2

-8 < 8x < 16   |:8

-1 < x < 2

Ответ: x ∈ (-1;2)

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