Question

[trần minh châu]

\(1\frac{1}{12}:\left(\frac{1}{3}-\frac{1}{4}\right)-\frac{2}{x}=\frac{2}{5}:\left(\frac{1}{2}-\frac{1}{5}\right)\)

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Answer 1

[๖²⁴ʱTú❄⁀ᶦᵈᵒᶫ]

\(1\frac{1}{12}:\left(\frac{1}{3}-\frac{1}{4}\right)-\frac{2}{x}=\frac{2}{5}:\left(\frac{1}{2}-\frac{1}{5}\right)\)

\(\frac{13}{12}:\frac{1}{12}-\frac{2}{x}=\frac{2}{5}:\frac{3}{10}\)

\(13-\frac{2}{x}=\frac{4}{3}\)

\(\frac{2}{x}=\frac{35}{3}\)

\(6=35x\)

\(x=\frac{6}{35}\)