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umur dewi = 4/1 x 4 = 16
#BudiKoplak69
D-C = 4
metode substitusi :
D - 3/4D = 4
1/4D = 4
D = 4 : 1/4
= 16
C = 3/4 x 16 = 12 thn
Jdi jwbnnya 12, 16