Предмет: Математика, автор: irinaketlll

ПОМОГИТЕ ПОЖАЛУЙСТА РЕШИТЬ ЗАДАНИЕ НОМЕР 3!!

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Ответы

Автор ответа: annabytruk25

0

Ответ:1) 1,2,3 2) 1,2

Пошаговое объяснение:

1) если 4 ето будет большое 2) 3 большое тоже

Автор ответа: eleonaise

1

x+3/7=2x-1/5

5(x+3)/7=2x-1

5(x+3)=7(2x-1)

5x+15=14x-7

5x-14x=-7-15

-9x=-22 |:-9

x=22:9

x=22/9

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