x+3/5=7/2
x=7/2-3/5
x=29/10
2-x=4/7
x=2-4/7
x=10/7
x.2/5=4/7
x=4/7:2/5
x=10/7
x:6/11=44/9
x=44/9.6/11
x=8/3
a)x+3/5=7/2
x =7/2-3/5
x =29/10
b)2-x=4/7
x=2-4/7
x=10/7
c)Xx2/5=4/7
X =4/7:2/5
X =10/7
d)x:6/11=44/9
x =44/9x6/11
x =8/3
x+3/5=7/2
x=7/2-3/5
x=29/10
2-x=4/7
x=2-4/7
x=10/7
x.2/5=4/7
x=4/7:2/5
x=10/7
x:6/11=44/9
x=44/9.6/11
x=8/3
a)x+3/5=7/2
x =7/2-3/5
x =29/10
b)2-x=4/7
x=2-4/7
x=10/7
c)Xx2/5=4/7
X =4/7:2/5
X =10/7
d)x:6/11=44/9
x =44/9x6/11
x =8/3
Tìm x
x - 4/5 = 3/7
x + 3/7 = 4/5
19/20 - x = 8/5 - 3/4
4/5 x X = 6/9 - 4/7
x : 7/9 = 6/8
2/3 - x/6 = 6/18
Tìm x
x - 4/5 = 3/7
x + 3/7 = 4/5
19/20 - x = 8/5 - 3/4
4/5 x X = 6/9 - 4/7
x : 7/9 = 6/8
2/3 - x/6 = 6/18
Tìm x
x - 4/5 = 3/7
x + 3/7 = 4/5
19/20 - x = 8/5 - 3/4
4/5 x X = 6/9 - 4/7
x : 7/9 = 6/8
2/3 - x/6 = 6/18
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x+3/4=9 1/7:x=2/7
x-2/3=7/2 x+3/4=5/3
Gấp 😥
1/2 x 3 + 1/ 3x4 + 1/ 4 x 5 + 1/ 5 x 6 + 1/ 6x 7 + 1/ 7x 8 +1/ 8 x 9+ 1/9 x 10
(a) x + 3/5 = 7/2
(b) x - 1/4 =1/5
(c) 2 - x = 4/7
(d) x * 2/5 = 4/7
(e) x : 6/11 = 44/9
Bài 1: Tính :
4/5 x 6/7 2/9 x 1/2 1/2 x 8/3
7/9 x 6/5 8/7 x 5/9 10/11 x 22/15
Bài 2: Rút gọn rồi tính:
2/6 x 5/3 11/9 x 5/10 3/9 x 6/8
4/9 x 12/16 25/15 x 6/7 6/10 x 15/20
1+2+3+4+5+6+7+8+9+11+22+33+44+55+66+77+88+99
tìm x
a.35/28-x=5/14 b.6/7x X= 2/3
C.X x 7=3/4 D.2: x -1/3=2/5