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Caranya adalah dengan memindahkan x ke ruas kiri (Supaya mudah)
=> 4x - 5 < 7x + 13
=> 4x - 7x - 5 + 5 < 7x - 7x + 13 + 5
=> -3x < 18
=> -x < 18
=> x > -18
Himpunan penyelesaian: HP = {x | x > -18, x∈R}
Semoga membantu