Tìm x
----- Nội dung dịch tự động từ ảnh -----
1) 3/x-7-4=11
50-25x 8-2-x+-
2)
4
3) 2x=/9x-3
4) 16x-48-54x-
x-
5) 2/4x-8-9x-18 = /49x-98 –10
6) 25x-125-3
=
7) Jx+I-/x-2=1
x-2 1
Vx²-16-24
9) 3x+19-5 = x
10)) x-3-2
11) Vx² -2x+1 = 2x
12) c) x-x-
13) 2/4x-8--/9r-18 = /49x – 98 –10
3
14)x-x-1
2.
3.