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30 (5 + y ) = 16(y +10)
150 + 30y = 16y + 160
30y-16y = 160-150
14y= 10
y= 10/14 = 5/7
2. P - 30.000 = K
6P = 10K... p = 10/6K
10/6K - 30.000 = K
10/6K - 6/6K = 30.000
4/6K = 30.000
K (kevin) = 45.000
P(pipi) = 75.000
Jumlah............= 120.000