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Paladinen [302]
2 years ago
7

Eliminations equations 9x - 4y = 19 4x+ 4y = 20

Mathematics
1 answer:
Y_Kistochka [10]2 years ago
3 0

Answer:

a) x=23/9 or 2 5/9 or 2.5

b) x=5-y

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