\(x\times2+x:2=3\)
\(x\times2+x\times\frac{1}{2}=3\)
\(x\times\left(2+\frac{1}{2}\right)=3\)
\(x\times\frac{5}{2}=3\)
\(x=3:\frac{5}{2}\)
\(x=\frac{6}{5}\)
\(x\times2+x:2=3\)
\(x\times2+x\times\frac{1}{2}=3\)
\(x\times\left(2+\frac{1}{2}\right)=3\)
\(x\times\frac{5}{2}=3\)
\(x=3:\frac{5}{2}\)
\(x=\frac{6}{5}\)
Tìm X
x- 2/3 x (x+9) =1
2 TÌM X
X- 9 = 21:5
X = ............................
X = ............................
X : 3 = 1,248 : 4
X = ..........................
X = ............................
Tìm X biết 1/3+1/6+1/10+...+2/Xx(X x 2)=1999/2001
Tìm X
X+X x 3 : \(\dfrac{2}{9}\) +X :\(\dfrac{2}{7}\) =252
CÁC BN GIÚP MK NHA!MK ĐANG CẦN GẤP
Tìm X
A) X+ 1/4= 5/8
B) X-3/5= 1/10
C) Xx 2/7= 6/11
D) X:3/2 = 1/4
Tìm x
x : 2 + x x 4 = 38,3 – 11,3
2. tìm x
x x 9,01 - x : 100 = 30,6
Tìm X:
a,X-20/11x13 - 20/13x15 - 20/15x17-...-20/53x55 = 3/11
b,1/21 + 1/28 + 1/36 + .....+ 2/Xx(X+1) = 2/9
1.Tìm \(x\):
\(\frac{1}{2}xX+\frac{2}{3}=\frac{5}{2}\)
x,xx :0,2+0,5+x nhân 2 phần 5 = 9
tìm x