x:5=124(dư 4)
x= 124x5+4
x=620+4
x=624
\(x : 5 = 124 \) ( dư \(4 \) )
\(x \) \(= 124 × 5 + 4 \)
\(x \) \(= 624\)
x : 5 = 124 ( dư 4 )
x = 124 x 5 + 4
x = 624
x:5=124 (dư 4)
\(\Rightarrow x=124x5+4\)
\(\Rightarrow x=620+4\)
\(\Rightarrow x=624\)
Hok tốt