x - \(\frac{5}{8}+\frac{5}{9}:\frac{5}{10}=\frac{9}{5}\)
\(x-\frac{5}{8}+\frac{5}{9}=\frac{9}{5}.\frac{5}{10}=\frac{9}{10}\)
\(x-\frac{5}{8}=\frac{9}{10}-\frac{5}{9}=\frac{31}{90}\)
\(x=\frac{31}{90}+\frac{5}{8}\)
\(x=\frac{349}{360}\)
t mik nha mn
\(x-\frac{5}{8}+\frac{5}{9}\div\frac{5}{10}=\frac{9}{5}\)
\(x-\frac{5}{8}+\frac{5}{9}=\frac{45}{50}=\frac{9}{10}\)
\(x-\frac{5}{8}=\frac{9}{10}+\frac{5}{9}\)
\(x-\frac{5}{8}=\frac{131}{90}\)
\(x=\frac{131}{90}+\frac{5}{8}\)
\(x=\frac{1498}{720}=\frac{749}{360}\)