Автор - valeras93

(10х+6)=4
(3х-9)=6
(2,4х+1,2)=6

Ответ

Автор - trscott

Ответ:


Пошаговое объяснение:

(10х+6)=4

10x = -2

x = -0,2

(3х-9)=6

3x = 15

x = 5

(2,4х+1,2)=6

2,4x = 4,8

x = 4

Ответ

Автор - Polinochka005

(10x + 6) = 4 \ 10x = 4 - 6 \ 10x =  - 2 \  x =  -  frac{1}{5}
номер 1.
(3x - 9) = 6 \ 3x = 6 + 9 \ 3x = 15 \ x = 5
номер 2.
(2.4x + 1.2) = 6 \ 2.4x = 6 - 1.2 \ 2.4x = 4.8 \ x = 2
номер 3.

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