HOC24
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Môn học
Chủ đề / Chương
Bài học
\(\dfrac{-1}{24}-\left[\dfrac{1}{4}-\left(\dfrac{1}{2}-\dfrac{7}{8}\right)\right]\)
\(\dfrac{2}{5}+\left(\dfrac{-4}{3}\right)+\left(\dfrac{-1}{2}\right)\)
\(\dfrac{4}{5}+\dfrac{2}{7}-\dfrac{7}{10}\)
\(\dfrac{3}{7}+\left(\dfrac{-5}{2}\right)+\left(\dfrac{-3}{5}\right)\)
\(\dfrac{1}{12}-\left(\dfrac{-1}{6}-\dfrac{1}{4}\right)\)
\(-\dfrac{4}{7}-x=\dfrac{3}{5}+2x\)