" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
sandal = b
2a+3b = 175.000 (x3)
3a+4b = 255.000 (x2)
6a+9b = 525.000
6a+8b = 510.000
--------------------------- -
b = 15.000
2a+3b = 175.000
2a+ 3x15.000 = 175.000
2a+ 45.000 = 175.000
2a = 175.000 - 45.000
a = 130.000 : 2
= 65.000
a + 2b = 65.000 + 2x15.000
= 65.000 + 30.000
= 95.000
*semoga membantu*