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Alekssandra [29.7K]
2 years ago
13

Help? I'll mark brainliest

Mathematics
1 answer:
oksano4ka [1.4K]2 years ago
6 0

Answer:

x=6 y=3

Step-by-step explanation:

x=y+3 replace that in the other problem x+3=3y becomes y+3+3= 3y. solve and get y=3. replace in x=y+3 to get x=6

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