Các câu hỏi tương tự
Tìm x:
\(\frac{\left(13\frac{2}{9}-15\frac{2}{3}\right)\cdot\left(30^2-5^4\right)}{\left(18\frac{3}{7}-17\frac{1}{4}\right)\cdot\left(25-12\cdot5^2\right)}\cdot x=\frac{\frac{2}{11}+\frac{3}{13}+\frac{4}{15}+\frac{5}{17}}{4\frac{1}{11}+\frac{5}{13}+\frac{9}{15}+\frac{13}{17}}\)
Bài: Tìm x:
a) \(x+\frac{7}{12}=\frac{17}{18}-\frac{1}{9}\)
b) \(\frac{29}{30}-\left(\frac{13}{23}+x\right)=\frac{7}{69}\)
Tìm x biết:
a ) x+\(\frac{7}{12}=\frac{17}{18}-\frac{1}{9}\) b) \(\frac{29}{30}-\left(\frac{13}{23}+x\right)=\frac{7}{69}\)
Tìm số nguyên x
a) \(\frac{1}{3}+\frac{-2}{5}+\frac{1}{6}+\frac{-1}{5}\le x< \frac{-3}{4}+\frac{2}{7}+\frac{-1}{4}+\frac{3}{5}+\frac{5}{7}\)
b)\(\frac{5}{17}+\frac{-9}{4}+\frac{-26}{31}+\frac{12}{17}+\frac{-11}{31}< \frac{x}{9}\le\frac{-3}{7}+\frac{7}{15}+\frac{4}{-7}+\frac{8}{15}\)
tìm x biết
1, \(x\cdot\frac{6}{25}=\frac{15}{-13}\)
2, \(x\div\frac{4}{10}=\frac{13}{-45}+\frac{8}{15}\)
3, \(\frac{3}{8}-\frac{1}{6}\cdot x=\frac{1}{4}\)
4, \(\frac{1}{3}+\frac{1}{2}\div x=-4\)
5, \(x+\frac{7}{12}=\frac{17}{18}-\frac{1}{9}\)
tìm x biết
1, \(x\cdot\frac{6}{25}=\frac{15}{-13}\)
2, \(x\div\frac{4}{10}=\frac{13}{-45}+\frac{8}{15}\)
3, \(\frac{3}{8}-\frac{1}{6}\cdot x=\frac{1}{4}\)
4, \(\frac{1}{3}+\frac{1}{2}\div x=-4\)
5, \(x+\frac{7}{12}=\frac{17}{18}-\frac{1}{9}\)
bài 1 : tìm x, biết 1) x+frac{7}{12}frac{17}{18}-frac{1}{9} 2) frac{29}{30}-left(frac{13}{23}+xright)frac{7}{69}bài 2 : tìm x thuộc Z , biết1) frac{-5}{6}.frac{120}{25} x frac{-7}{15}.frac{9}{14} 2) left(frac{-5}{3}right)^3 x frac{-24}{25}.frac{-5}{6}
Đọc tiếp
bài 1 : tìm x, biết
1) \(x+\frac{7}{12}=\frac{17}{18}-\frac{1}{9}\) 2) \(\frac{29}{30}-\left(\frac{13}{23}+x\right)=\frac{7}{69}\)
bài 2 : tìm x thuộc Z , biết
1) \(\frac{-5}{6}.\frac{120}{25}< x< \frac{-7}{15}.\frac{9}{14}\) 2) \(\left(\frac{-5}{3}\right)^3< x< \frac{-24}{25}.\frac{-5}{6}\)
Tìm x biết :
\(\left[\frac{6:\frac{3}{5}-1\frac{1}{16}.\frac{6}{7}}{4\frac{1}{5}.\frac{10}{11}+5\frac{2}{11}}-\frac{\left(\frac{3}{20}+\frac{1}{2}-\frac{1}{15}\right).\frac{12}{49}}{3\frac{1}{3}+\frac{2}{9}}\right].x=2\frac{23}{96}\)
tìm x biếtfrac{x}{3}-frac{3}{4}frac{1}{12}frac{29}{30}- (frac{13}{23}+x) frac{7}{69}bài 2 tínhfrac{1}{30}+frac{1}{42}+frac{1}{56}+frac{1}{72}+frac{1}{90}+frac{1}{110}frac{1}{1cdot2}+frac{1}{2cdot3}+frac{1}{3cdot4}+.........+frac{1}{49cdot50} GIÚP MK NHANH NHA THỨ 7 NỘP RỒI
Đọc tiếp
tìm x biết
\(\frac{x}{3}\)-\(\frac{3}{4}\)=\(\frac{1}{12}\)
\(\frac{29}{30}\)- (\(\frac{13}{23}\)+x) =\(\frac{7}{69}\)
bài 2 tính
\(\frac{1}{30}+\frac{1}{42}+\frac{1}{56}+\frac{1}{72}+\frac{1}{90}+\frac{1}{110}\)
\(\frac{1}{1\cdot2}+\frac{1}{2\cdot3}+\frac{1}{3\cdot4}+.........+\frac{1}{49\cdot50}\)
GIÚP MK NHANH NHA THỨ 7 NỘP RỒI