01.04.2022

-0,5(8x+9)-0.9>4x-3 помогите решить!Пжл.

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Математика

Вопрос школьника по предмету Математика

-0,5(8x+9)-0.9>4x-3 помогите решить!Пжл.

Ответ учителя по предмету Математика

-4х-4,5-0,9>4х-3

-4х-4х>-3+0,9+4,5

-8х>2,4

х>2,4:(-8)

x>-0.3

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