Автор - hahhadie

Решите уравнение: 2x+20/2,4 = x+12/1,5

Ответ

Автор - vilkalovilka
(2х+20)*1,5 = (х+12)*2,4;
3х+30 = 2,4х+28,8;
3х-2,4х = 28,8-30;
0,6х = - 1,2;
х = - 2

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