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Kelas 10 MatematikaBab Nilai Mutlak
15 - 3 |5x - 6| ≥ -9
-3|5x - 6| ≥ -9 - 15
|5x - 6| ≥ -24/-3
|5x - 6| ≤ 8
-8 ≤ 5x - 6 ≤ 8
-8 + 6 ≤ 5x - 6 + 6 ≤ 8 + 6
-2 ≤ 5x ≤ 14
-2/5 ≤ 5x/5 ≤ 14/5
-2/5 ≤ x ≤ 14/5