5-4+3-2(1-x)=-6
-2(1-x)=-6-4
1-x=-10//-2=5
x=1-5=-4
=> 5 - [ 4 - ( 1 + 2x ) ] = -6
=> 4 - 1 - 2x = 11
=> 2x = 3 - 11 = -8
=> x = -4
|5| - { 4 - [ 3 - 2 (1-x)]}=-6
5-{4-[1(1-x)]}=-6
4-[1(1-x)]=5-(-6)
4-[1(1-x)]=11
1(1-x)=4-11
1(1-x)=-7
1-x=-7:1
1-x=7
x=1-7
x=-6
|5| - {4 - [3 - 2(1 - x)]} = -6
5 - {4 - [3 - 2(1 - x)]} = -6
4 - [3 -2(1 - x)] = 5 - (-6)
4 - [3 - 2(1 - x )] = 11
3 - 2(1 - x) = 4 -11
3 - 2(1 - x) = -7
2(1 - x) = 3 - (-7)
2(1 - x) = 10
1 - x = 10 :2
1 - x = 5
x = 1 - 5
x = -4
Vậy x = -4
|5| - {4 - [3 - 2(1 - x)]} = -6
5 - {4 - [3 - 2(1 - x)]} = -6
4 - [3 -2(1 - x)] = 5 - (-6)
4 - [3 - 2(1 - x )] = 11
3 - 2(1 - x) = 4 -11
3 - 2(1 - x) = -7
2(1 - x) = 3 - (-7)
2(1 - x) = 10
1 - x = 10 :2
1 - x = 5
x = 1 - 5
x = -4
:3