Предмет: Математика, автор: Malfikopil

Даю много баллов!.
Помогите решить B2 2-4.
Заранее спасибо

Приложения:

Ответы

Автор ответа: naz060909

0

Ответ:

1Задание ответ:1)3х-3=2(х+3)

3х-3=2х+6

х=9л во 2 бидоне

2)9×3=27л в 1 бидоне

2Задание ответ:1)5/12×(х-3)-2=(2х-7)/6

5х-15-24=4х-14

5х-4х=-14+24+15

х=25

2)9х+8-10х+20=24

28-х=24

х=28-24

х=4

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