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Mathematics, 11.03.2021 03:00 jjjjjj6643

1. 2x+y=4 y=3x−1
2. -x+4y=10 y=+4
3. y=-9x-26 y= -2x-7y= -1

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1. 2x+y=4 y=3x−1
2. -x+4y=10 y=+4
3. y=-9x-26 y= -2x-7y= -1...

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