" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
3b + 2k = 280.000 | x1 = 3b + 2k = 280.000
1b + 3k = 210.000 | x3 = 3b + 9k = 630.000
3b + 2k = 280.000
3b + 9k = 630.000
________________ _
-7k = -350.000
k = -350.000 : -7 = Rp. 50.000
baju =
3b + 2(50.000) = 280.000
3b + 100.000 = 280.000
3b = 280.000 - 100.000
3b = 180.000
b = Rp. 60.000
6 baju + 6 kaos =
(6 x 60.000) + (6 x 50.000) =
360.000 + 300.000 = Rp 660.000