Các câu hỏi tương tự
a.\(\frac{11}{14}-\frac{3}{x-1}=\frac{5}{14}\)
b.\(\frac{42}{25}:\frac{2x+1}{5}=\frac{6}{5}\)
TÌM X BIẾT
a) \(\frac{12+x}{42}=\frac{5}{6}\)
b) \(\frac{25-x}{40}=\frac{3}{8}\)
\(\frac{24}{x}\)\(\div\)\(\frac{8}{3}\)=\(\frac{3}{5}\)
b\(\frac{42}{25}\)\(\div\)\(\frac{x}{5}\)=\(\frac{6}{5}\)
\(\frac{1}{6}+\frac{1}{12}+\frac{1}{20}+\frac{1}{30}+\frac{1}{42}x\frac{x}{3}=\frac{5}{21}\)
\(\frac{42}{45}:\frac{x}{7}=\frac{6}{5}\)
tim x\(\frac{12+x}{42}=\frac{5}{6}\)
a)\(\frac{3}{5}-\frac{1}{3}-\frac{1}{6}\)
b)\(\frac{4}{7}x\frac{5}{8}x\frac{7}{12}\)
c)\(\frac{25}{28}:\frac{15}{14}x\frac{6}{7}\)
Tìm X biết
a) \(x\cdot\frac{2}{7}\cdot\frac{3}{4}=\frac{5}{21}\)
b) \(x\cdot\frac{1}{2}=\frac{1}{3}\)
c) \(x:\frac{4}{5}=\frac{25}{8}:\frac{5}{4}\)
tìm x:
a) \(x-\frac{5}{7}-\frac{13}{14}=1\) b) \(\frac{3}{5}+x+1\frac{1}{5}=\frac{11}{3}\) c) \(x.\frac{4}{5}:2=\frac{6}{7}\) d) \(\frac{6}{5}:x:\frac{5}{4}=\frac{10}{15}\)