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Galina-37 [17]
2 years ago
13

-6-2y^2+6x-4x+1+7y^2-y^2

Mathematics
1 answer:
elena-14-01-66 [18.8K]2 years ago
4 0

Answer:

4 y ^2 + 2 x − 5

Step-by-step explanation:

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