Предмет: Математика, автор: unikalverse213

Решите уравнение 3(1-2х)-5(х+2)=14-4х

Ответы

Автор ответа: xioxxie

1

Ответ:

3(1-2х)-5(х+2)=14-4х

3-6х-5х-10=14-4х

-6х-5х+4х=-3+10+14

-7х=21

х=21/-7

х=-3

Автор ответа: iramazurk

1

Ответ:

Пошаговое объяснение:

3(1 - 2х) - 5(х + 2) = 14 - 4х

3 - 6х - 5х - 10 = 14 - 4х

-11х - 7 = 14 - 4х

-11х + 4х = 14 + 7

-7х = 21

х = 21 : (-7)

х = -3

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