August 2018 3 12 Report
Rozwiąż układy równań metodą podstawiania :
1.
5x = 4-2y
4x + y =3

2.
6x - 3y = 9
x + 5y = - 9,5

3.
3x do potęgi 2 - y | x=pierwiastek z 5 y= - 1/3

4.
3 pierwiastek z 2 - 5 : 2 pierwiastek z 3


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