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4s + 2t = 200 ( X3). 12s + 6t = 600
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14t = 560
t = 560/14 = 40
3s + 5x40 = 290
3s = 290-200 = 90
s = 90/3 = 30
3 sepatu + 2 tas = 3x30 + 2x40 =Rp. 170.000