Предмет: Алгебра, автор: Аноним

(x+6)(x-1)-(x+3)(x-4)=5x решите пожалуйста

Ответы

Автор ответа: oppression

(x+6)(x-1)-(x+3)(x-4)=5x
х²-х+6х-6-(х²-4х+3х-12)=5х
х²-х+6х-6-(х²-х-12)=5х
х²-х+6х-6-х²+х+12=5х,
6х+6=5х,
6х-5х=-6,
х=-6.
Ответ: -6.

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