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| 1 - x | = 3
1 - x = 3 v 1 - x = -3
- x = 3-1 v -x = -3 -1
-x = 2 /* (-1) v -x = - 4 /*(-1)
x = -2 v x = 4
b)
2 | 2 - x | = 4 /:2
| 2 - x | = 2
2 - x = 2 v 2-x = -2
-x = 2-2 v -x = -2-2
x = 0 v -x = -4 /*(-1)
x=0 v x = 4
c)
-1/2 | 3x - 5 | = -4 /*(-2)
| 3x - 5 | = 8
3x-5 = 8 v 3x-5 = -8
3x = 13 /: 3 v 3x = -8 + 5
x = 13/3 v 3x = -3 /:3
x = 13/3 v x = -1