Các câu hỏi tương tự
Tìm x, biết: \(x\times\left(44+\frac{2010}{1\times2}+\frac{2006}{2\times3}+\frac{2000}{3\times4}+...+\frac{32}{44\times45}\right)=\frac{44}{45}\)
Tìm \(x\):
\(\left(\frac{1}{1\times2}+\frac{1}{2\times3}+\frac{1}{3\times4}+.....\frac{1}{2009\times2010}\right)\times x=2009\)
\(\frac{x}{2}\)*3 +x * 4 =23,1
14 tháng 5 2022 lúc 15:56
Bài 1:
\(\dfrac{2}{1\times4}+\dfrac{2}{4\times7}+.....+\dfrac{2}{94\times97}\)
Bài 2:
\(6+3\times\left(x-3\right)=24\)
\(x\div0,25+\dfrac{x}{5}+x\times2=1972\)
Tìm x:
a) \(\frac{x}{2}\)x 3 + X x 4 = 23,1 x X
b) X x \(\frac{1}{4}\)+ X x \(\frac{1}{5}\)+ X x 2 = 19,6 x X
Tìm x:
a) \(\frac{x}{2}\)x 3 + X x 4 = 23,1 x X
b) X x \(\frac{1}{4}\)+ X x \(\frac{1}{5}\)+ X x 2 = 19,6 x X
Tìm x :
\(x\times\frac{1}{4}+x\times\frac{1}{5}+x\times2=19,6\)
\(2\frac{3}{13}\times\frac{26}{58}\times4\times2\frac{15}{24}\times\frac{8}{21}\)
Tìm x biết \(\left(\frac{1}{1\times2}+\frac{1}{2\times3}+\frac{1}{3\times4}+\frac{1}{4\times5}+\frac{1}{5\times6}\right)\times10-x=0\)