\(1248:X:2=4\)
\(1248:X=4x2\)
\(1248:X=8\)
\(X=1248:8\)
\(X=156\)
1248 : x : 2 = 4
x = 1248 : 2 : 4
x = 624 : 4
x = 156.
☘ hAiZz...Zz...zZ ☘
1248 : x : 2 = 4
1248 : x = 4 . 2 = 8
x = 1248 : 8 = 156
Vậy x= 156
x = 156
cách giải
1248 : x = 4 * 2
1248 : x = 8
x = 1248 : 8
x = 156
1248 : x : 2 = 4
1248 : x = 4 x 2
1248 : x = 8
x = 1248 : 8
x = 156
\(\Leftrightarrow1248:x=4\times2\)
\(\Leftrightarrow1248:x=8\)
\(\Leftrightarrow x=1248:8\)
\(\Leftrightarrow x=156\)
1248 : x : 2 = 4
1248 : x = 4 x 2
1248 : x = 8
x = 1248 : 8
x = 156.
1248 : x : 2 = 4
x : 2 = 1248 : 4
x : 2 = 312
x = 312 x 2
x = 624
=> x = 624
156 hoc tot
1248 : X : 2 = 4
1248 : X = 4 x 2
1428 : X = 8
X = 1428 : 8
X = 156