Предмет: Математика, автор: sergei895254

Решить уравнения:
1. 4x+5=2x-7​

Ответы

Автор ответа: karina20375
2

4x+5=2x-7

4x-2x=7-5

2x=2

x=2:2

x=1

Автор ответа: maloytoptop
1

Ответ:

-6

Пошаговое объяснение:

4х+5=2х-7;

4х-2х=-7-5;

2х=-12;

х=-12:2;

х=-6;.

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