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Bagian A
Bagian B
2 (2x - 5 + x + 3) ≤ 38
2 (3x - 2) ≤ 38
6x - 4 ≤ 38
b. 6x - 4 ≤38
6x ≤ 38 + 4
6x ≤ 42
x ≤ 7