Mathematics, 09.01.2021 21:30 elizavlsc4

Can someone solve this, quite difficult simultaneous equation:

2y + z = 13
2x + z = 11
x + y + z=12

Answers: 3

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Can someone solve this, quite difficult simultaneous equation:

2y + z = 13
2x +...

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Can someone solve this, quite difficult simultaneous equation: 2y + z = 13 2x + z = 11 x + y + z=12

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Another question on Mathematics

Can someone solve this, quite difficult simultaneous equation:

2y + z = 13
2x + z = 11
x + y + z=12