Rozwiąż nierówność
a) |3x+9|<24
b) |2x-8|≥16
c) |8-4x|>12
a)3x + 9 < 24
3x < 24 - 9
3x < 15/ : 3
x < 5
b) 2x - 8 ≥ 16
2x ≥ 16 + 8
2x ≥ 24? : 2
x ≥ 12
c) 8 - 4x > 12
-4x > 12 - 8
- 4 x > 4 / : - 4
x < -1
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a)3x + 9 < 24
3x < 24 - 9
3x < 15/ : 3
x < 5
b) 2x - 8 ≥ 16
2x ≥ 16 + 8
2x ≥ 24? : 2
x ≥ 12
c) 8 - 4x > 12
-4x > 12 - 8
- 4 x > 4 / : - 4
x < -1