Автор - mindumelena

X+3,5=-3,8
-x+3,4=-1,6
-x-48=75

Ответ

Автор - MrSolution

x + 3.5 =  - 3.8 \ x =  - 7.3 \  \  - x + 3.4 =  - 1.6 \ x = 5 \  \  - x - 48 = 75 \ x =  - 123

Ответ

Автор - Gnom0110

х+3.5=-3.8

х= -3.8-3.5

х = -7.3

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-х+3.4=-1.6

-х=-1.6-3.4

-х=-5

х=5

-----------------

-х-48=75

-х=75+48

-х=123

х=-123

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