a)|-x+2/5|+1/2=3,5 b)21/5+3:|x/4-2/3|=6
c)7,5-3|5-2x|=-4,5 d)1/3-|5/4-2x|=1/4
e)21/5+3:|x/4-2/3|=6
a)|-x+2/5|+1/2=3,5 b)21/5+3:|x/4-2/3|=6
c)7,5-3|5-2x|=-4,5 d)1/3-|5/4-2x|=1/4
e)21/5+3:|x/4-2/3|=6
a) |x-1/3|=11/5 b)2|2x-3|=1/2
c)2|3x-1|+1=5 d)3/2+4/5|x-3/4|=7/4
e)|2x-5|=4 f)|x/2-1|=3
Bài 1,Tìm x,biết:
a, \(4\left|3x-1\right|+\left|x\right|-2\left|x-5\right|+7\left|x-3\right|=12\)
b, \(3\left|x+4\right|-\left|2x+1\right|-5\left|x+3\right|+\left|x-9\right|=5\)
a) (2x-4)x+1=(2x-4)x+5
b) (x-3)x+4=(x-3)x+5
c) |x-1|>2
d)| 3+2x|< hoặc= 5
tìm x
Tìm x:
a) |-3x + 4| + |x - 7| - x + 5 = 0
b) |-x+5| + |2x - 3| - |4x+7| = 0
c) |-x + 2| - |2x+4| - |x+3| - 2x + 1 = 0
~Pleaseee helppp meeeee!!!!
B=|x-5|+|x+3/4|
Mn ơi, giúp mk vs. Mk cần nó lắm.
a) 6 - |\(1/2\)-x|= 2/5
b) |x+3/5|-1/2=1/2
c)4-|x-1/5|=-1/2
d)|x-2/5|+3/4=11/4
a) Tìm x ∈ Q , biết |x| > 5 ; b) Tìm x ∈ Q , biết |x| < 3 ; c) Tìm x ∈ Q , biết | x-4| > 6 ; d) |x-3| < 5