Предмет: Математика, автор: Мирона11

Помогите решить уравнение 4*(1,2х+3,7)=2,8

Ответы

Автор ответа: котик489
0
4×(1,2х+3,7)=2,8
1,2х+3,7=2,8÷4
1,2х+3,7=0,7
1,2х=0,7-3,7
1,2х=-3
х=-3÷1,2
х=-2,5
ответ:-2.5
Автор ответа: PozitivMan
0
Надо не 1,2/(-3), а (-3)/1,2!
Автор ответа: котик489
0
да, я просто запуталась, спасибо!
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