October 2018 1 12 Report

rozwiąż dowolnym sposobem układy równań

1) x+2y=1
2x-y=-3

2) y=6x+26
5x+7y=3

3) 5x+9y=-2
4x-6y=38

4) 5x+2y=4
3x+2 - y-3 =5

2 2


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