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Newniu
npub1ztp…uvde
2023-02-13 04:40:44
in reply to nevent1q…hpv6

Newniu on Nostr: 计算一道数学题 x加y等于11 x减y等于3 求出x和y的数值

计算一道数学题
x加y等于11
x减y等于3
求出x和y的数值
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npub1ztpqufgyft9wkxn6nrtmc44ra7ka4txwwr00yglc08esueewzvfqejuvde