=> |2x-1|=3x
=> 2x-1=3x hoặc 2x-1=-3x
=> x = -1 hoặc x = 1/5
k mk nha
=> |2x-1|=3x
=> 2x-1=3x hoặc 2x-1=-3x
=> x = -1 hoặc x = 1/5
k mk nha
tim x biet
(2x+4)(3x+1)>0
Tim xthuoc Z biet:
1,|2x-5|-|2x+9|=0
2,|x+1|-|x+2|-|3-x|=7
3,|2x+3|+|3x+2|-|4-x|=10
Tim x biet
(2x-5)(4+3x).x<0
tim x biet ll3x-3l+2x+1l=3x+2021^0
Tim x biet rang:
a) 4/4^x + 3.4^2-x = 832
b) (3x - 2)^2002 = (3x - 2)^2004
c) /1 - 2x/ + x + 2 = 0
help: tim x biet: | x+1| +|2x-3|=|3x-2|
Tim x,y,z biet: a,(3x−2y)6+(y−5z)8+|z−2|=0(3x−2y)6+(y−5z)8+|z−2|=0
b,3x−2y4=2x−4z3=y−3z23x−2y4=2x−4z3=y−3z2va x+y+z=990
Gấp gấp gấp!
Tim x,y,z biet: a,(3x−2y)6+(y−5z)8+|z−2|=0(3x−2y)6+(y−5z)8+|z−2|=0
b,3x−2y4=2x−4z3=y−3z23x−2y4=2x−4z3=y−3z2va x+y+z=990
Gấp gấp gấp!
tim x biet -3x/4.(1/x+2/7)=0
tim x biet:
a./3x-2/=x
b. /x-2/=2x+1