7(x/7)=833
x/7=833/7
x/7=119
x=119*7
x=833
Vậy x=833
7(x/7)=833
x/7=833/7
x/7=119
x=119*7
x=833
Vậy x=833
7 x ( x : 7 ) = 833
Tìm x giup mk với
A, (x-13)*8=184
B ,7*(x:7)=833
C,9*(x+5)=729
D, 1200:24-(17-x) =36
Tìm x
A, (x-13)*8=184
B, 7*(x:7)=833
C, 9*(x+5)=729
D, 1200:24-(17-x) =36
Tìm X...
9x[X-49]=219 6xXx5=240
[X-13]x8=184 7x[X:7]=833
8x[168:X]=672 664:[X+7]=8
Tính 8 11 + 8 33 × 3 4
Tính
a . 2 5 + 3 4
b . 2 5 + 3 10 - 1 2
c . 8 11 + 8 33 × 3 4
7 x 1 x 7 =
7 x 2 x 7 =
7 x 3 x 7 =
7 x 4 x 7 =
7 x 5 x 7 =
7 x 6 x 7 =
7 x 7 x 7 =
7 x 8 x 7 =
7 x 9 x 7 =
7 x 10 x 7 =
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ngu kéo xuống làm đéo gì
tính 7 x 7 x 7 x 7 x 7 x 7x 7 x 7 x 7 x 7 x 9
tính nhanh 7 x 4/9 + 6/ 9 x 5/7 - 5/7 x 1/9 b.1/1 x 3 + 1/3 x 5 + 1/5 x 7 + 1/ 7 x 9 ( mong mn giúp nhó !!!)