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- 9 < x < 9
b) |3x| < 15
|x| < 3
- 3 < x < 3
c) |x + 8| < 17
- 17 < x + 8 < 17
- 25 < x < 9
d) |x - 8| > 6
x - 8 < - 6 atau x - 8 > 6
x < 2 x > 14
e) |5x - 3| > 2
5x - 3 < - 2 atau 5x - 3 > 2
5x < 1 5x > 5
x < 1/5 x > 1