Các câu hỏi tương tự
20 tháng 4 2023 lúc 20:04
1. left(y+dfrac{1}{3}right)+left(y+dfrac{1}{9}right)+left(y+dfrac{1}{27}right)+left(y+dfrac{1}{81}right)dfrac{56}{81}
2. 18:dfrac{Xx0,4+0,32}{X}+514
3. dfrac{3xX}{2}dfrac{2}{5}+X+dfrac{1}{3}
4. X-dfrac{11}{15}dfrac{3+X}{5}
Đọc tiếp
1. \(\left(y+\dfrac{1}{3}\right)\)+\(\left(y+\dfrac{1}{9}\right)\)+\(\left(y+\dfrac{1}{27}\right)\)+\(\left(y+\dfrac{1}{81}\right)\)=\(\dfrac{56}{81}\)
2. 18:\(\dfrac{Xx0,4+0,32}{X}\)+5=14
3. \(\dfrac{3xX}{2}\)=\(\dfrac{2}{5}+\)X\(+\dfrac{1}{3}\)
4. X-\(\dfrac{11}{15}\)=\(\dfrac{3+X}{5}\)
a)\(\left(1-\frac{1}{2}\right)x\left(1-\frac{1}{3}\right)x\left(1-\frac{1}{4}\right)x\left(1-\frac{1}{5}\right)x......x\left(1-\frac{1}{18}\right)x\left(1-\frac{1}{19}\right)x\left(1-\frac{1}{20}\right)\)
b)\(1\frac{1}{2}x1\frac{1}{3}x1\frac{1}{4}x1\frac{1}{5}x......x1\frac{1}{2005}x1\frac{1}{2006}x1\frac{1}{2007}\)
tìm x
\(3.\left(x+1\right)+4.\left(x+2\right)=18\)
\(4.\left(x+1\right)+7.\left(2.x+3\right)=61\)
Bài 1:Tìm x,biết:a)(1,5*1,9-x-0,5):0,257,5:0,125b)1-left(5frac{2}{9}+x-7frac{7}{18}right):2frac{1}{6}0c)35*left(2frac{1}{5}-xright)32d)frac{4}{3}+left(x:2frac{2}{3}-0,5right)*1frac{35}{55}0,6e)1frac{1}{3}*2frac{2}{4}:frac{5}{6}*1frac{1}{11}11-5:xMình cần gấp lắm!Ai nhanh nhất mik tik nha!
Đọc tiếp
Bài 1:Tìm x,biết:
a)(1,5*1,9-x-0,5):0,25=7,5:0,125
b)1-\(\left(5\frac{2}{9}+x-7\frac{7}{18}\right)\):2\(\frac{1}{6}\)=0
c)35*\(\left(2\frac{1}{5}-x\right)\)=32
d)\(\frac{4}{3}\)+\(\left(x:2\frac{2}{3}-0,5\right)\)*1\(\frac{35}{55}\)=0,6
e)1\(\frac{1}{3}\)*2\(\frac{2}{4}:\frac{5}{6}\)*1\(\frac{1}{11}\)=11-5:x
Mình cần gấp lắm!Ai nhanh nhất mik tik nha!
\(1-\left[5\frac{4}{9}+x-7\frac{7}{18}\right]:15\frac{3}{4}=0\)
TÌM X NHA
1.Tính x:
\(1-\left\{5-\frac{4}{9}+x-7\frac{7}{18}\right\}:15\frac{3}{4}=0\)
\(1-\left(5\frac{4}{9}+x-7\frac{7}{18}\right)\div15\frac{3}{4}=0\)
\(\frac{3}{2}xX-\frac{2}{7}x\left(x-\frac{7}{2}\right)=18\)
\(a,\frac{18}{17}-\left(\frac{7}{4}-\frac{1}{5}\right):\frac{1}{2}\)
\(b,\frac{8}{5}-\frac{1}{2}:\frac{1}{4}x\left(\frac{3}{7}+\frac{1}{4}\right)\)