8/9 : y = 1 + 1/3
8/9 : y = 4/3
y = 8/9 : 4/3
y = 8/9 ⨉ 3/4
y = 2/3
ht
8/9 : y = 1 + 1/3
8/9 : y = 4/3
y = 8/9 : 4/3
y = 8/9 ⨉ 3/4
y = 2/3
8/9 : y = 1 + 1/3
8/9 : y = 4/3
y = 8/9 : 4/3
y = 8/9 ⨉ 3/4
y = 2/3
8/9 : y = 1 + 1/3
8/9 : y = 4/3
y = 8/9 : 4/3
y = 8/9 ⨉ 3/4
y = 2/3
ht
8/9 : y = 1 + 1/3
8/9 : y = 4/3
y = 8/9 : 4/3
y = 8/9 ⨉ 3/4
y = 2/3
8/9 : y = 1 + 1/3
8/9 : y = 4/3
y = 8/9 : 4/3
y = 8/9 ⨉ 3/4
y = 2/3
8/9 : y = 1 + 1/3
1.tìm y.giải ra
a) y + 3/7 x 21/9 = 5
b) y x 3/5 - 1/2 = 4/5
c)9/8 - y + 2/5 = 1/4
d) y - 6/5 : 2/3 = 5/6
e) y : 7/8 + 3/4 = 7/4
giúp mk,mai đi hok thêm mk nộp!!!
y+1/8×9/2=3/4
y x 2/3 + 1/3 =8/9 : 2. Giúp mình, mình đang cần gấp
1+1+1+1+1+2+3+4+5+6+7+8+9+10 x 1+1+1+1+1+2+3+4+5+6+7+8+9+10 +1+1+1+1+1+2+3+4+5+6+7+8+9+10 - 10 x 9 - 9 + 45 +46 +47 =
A,X-5/3-1/2=2/9. B,Y:7/9=4-23/8
1+2+3+4+5+6+7+8+9+1+2+3+4+5+6+7+8+9+1+2+3+4+5+6+7+8+9=?
Chọn phép tính đúng:
A 1/2×1/2=1×1 2×2=1/4
B 3/5×4/9=3×9 5×4=2720
C 5/3×3/7=3×3 5×7=935
D 7/9×3/8=7×3/ 9×8=724
tìm y biết:1-(12/5+y-8/9):16/9=0