Предмет: Математика, автор: котовданил

решите уравнения 1)-7x+4x-8x=-9,9

Ответы

Автор ответа: Санечка69

13

-7х + 4х - 8х = -9,9,
-11х = -9,9,
х = -9,9 : (-11),
х = 0,9.

котовданил: спс

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