b. 2085-x:2=1854 tim x

2 câu trả lời

$2085-x:2=1854$

$x:2=2085-1854$

$x:2=231$

$x=231×2$

$x=462$

Vậy $x=462$.

2085-x:2=1854

x:2=2085 - 1854

x:2=231

x=231x2

x=462

Vẫy x=462