Предмет: Алгебра, автор: hai1092

помогите пожалуйста.

Выразите переменную х через переменную у из уравнения  


5у -2х = -15:       

А ) х = -15-5у                
Б) х = 2,5у+7,5              
В) х = -2,5у+7,5            
 Г) х = 2,5у-7,5​

Ответы

Автор ответа: Мозгокошка
1

-2х=-15-5у

х=(15+5у) /2

х=7,5+2,5у

Ответ:б

hai1092: спасибо
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