Автор - MrChubrickosik

решите уравнение:
-0,8:(1,2x+2,8)=3:(4x-2)

Ответ

Автор - kirill42577
-0,8(4х-2)+3(1,2х+2,8)  ; -3,2х+1,6=3,6Х+8,4;    -3,2х-3,6х=8,4-1,6;    -6,8х=6.8; х=-1

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