123 . 2 + x = 200 + 100
246 + x = 300
x = 300 - 246
x = 54
hi
123.2+x=200+100
123.2+x=300
246+x=300
x=300-246
x=54
tk nha
123 . 2 + x = 200 + 100
123 . 2 + x = 300
246 + x = 300
x = 300 - 246
x = 54
123 . 2 + x = 200 + 100
123 . 2 + x = 300
246 + x = 300
x = 300 - 246
x = 54
nhé !
123 . 2 + x = 200 + 100
246 + x = 300
x = 300 - 246
x = 54
\(\text{vậy x = 54}\)
123 . 2 + x = 200 + 100
123 . 2 + x = 300
246 + x = 300
x = 300 - 246
x = 54
123 . 2 + x = 200 + 100
123 . 2 + x = 300
246 + x = 300
x = 300 - 246
x = 54
123 . 2 + x = 200 + 100
123 . 2 + x = 300
246 + x = 300
x = 300 - 246
x = 54
123.2+x=200+100
123.2+x=300
246+x=300
x=300-246
x=?
Tự tính nha!!!!!!!