August 2022 2 3 Report

Помогите с системой уравнений.Срочно,помогите!!!

1) x-2y=5

    3x+5y=26

 

2)3x+4y=55

    7x-y=56

 

3)3x-y=1

    3x+8y=19

 

4)3x+2y=27

    x+5y=35

 

 

 

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