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Simultaneous equations:
1) 3x + 2y = 23
2x - y = 6

2) 3x - 3y = 9
2x + y = 12

3) 4x + 2y = 34
3x + y = 21

(if you could answer with workings out that would be great)​

Respuesta :

Answer:

1)x=5 y=4

2)y=2 x=5

3)y=12 x=3

Step-by-step explanation:

hope that helps!

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