September 2018 2 10 Report

rozwiąż równania PROSZĘ O POMOC

1.x-2y=5

x+y=26

2.2x+y=7

5x-2y=4

3.3x+4y=8

3x-7y=-14

4.5x+2y=7

3x-6y=5

5.2x=6-4y

5y-3y=2

6.3y=6x+12

7x=5y

7.4x+y=5

3x-2y=12

8.3x+4y=6

-x-2y=-4


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