Nguyễn Bá Hùng
Giới thiệu về bản thân
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2023-05-08 17:40:10
2023-05-08 17:26:54
\(\dfrac{2x+1}{6}=\dfrac{3-x}{9}\)
\(\Leftrightarrow9\left(2x+1\right)=6\left(3-x\right)\)
\(\Leftrightarrow18x+9=18-6x\)
\(\Leftrightarrow24x=9\)
\(\Leftrightarrow x=\dfrac{3}{8}\)