Автор - Rodion1234567

Решите уравнение
-6u = -5,4.
5s - 4 + 6s = 18.
10x 16 = 0.
-4x+5=5x-26.
14- (7 - 5x) = 2.

Ответ

Автор - MAKSUDJON1975

-6u=-5.4      

u=5.4/6

u=0.9

5s-4+6s=18

11s=22

s=2

10x(тут должен быть +)+16=0

10x=-16

x=-1.6

-4x+5=5x-26

-4x-5x=-26-5

9x=31

x=31/9

x=3 целых 4/9

14-(7-5x)=2

5x=-5

x=-1

Ответ

Автор - Jikarinkite

1)

 - 6u =  - 5.4 \ u = 0.9

2)

5s - 4 + 6s = 18 \ 11s = 22 \ s = 2

3)

10x - 16 = 0 \ 10x = 16 \ x = 1.6

4)

 - 4x + 5 = 5x - 26 \  - 4x - 5x =  - 26 - 5 \  - 9x =  - 31 \ x = 3 frac{4}{9}

5)

14 - (7 - 5x) = 2 \ 14 - 7 + 5x - 2 = 0 \ 5x  + 5 = 0 \ 5x =  - 5 \ x =  - 1

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