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Materi : Program LinearBahasan : Persamaan Linear 1 Variabel
Jawaban : k = 3
Langkah - langkah :
KPK = 30
Kalikan dengan 30
30((k - 1) / 2) + 30(k/3) = 30((3k + 1) /5)
15(k - 1) + 10k = 6(3k + 1)
15k - 15 + 10k = 18k + 6
25k - 15 = 18k + 6
25k - 18k = 6 + 15
7k = 21
k = 3