Nguyễn Hoàng Bảo An
Giới thiệu về bản thân
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2024-02-28 20:46:27
(y x 2+2.7):30=0.32
y x 2+2.7=0.32 x 30
y x 2+2.7=9.6
y x 2=9.6-2.7
y x 2=6.9
y =6.9 : 2
y = 3.45
2024-02-28 20:34:09
D nha bn
2022-02-15 00:00:00
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2022-02-08 18:15:20
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2022-02-08 18:15:20