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Murljashka [212]
3 years ago
11

Solve for x and y simultaneously if:x+4=2y and y2-xy+21=0​

Mathematics
1 answer:
salantis [7]3 years ago
5 0

Answer:

Step-by-step explanation:

x=−10, y=−3

x=10, y=7

y=7,x=10

y=−3,x=−10

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