" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Verified answer
Bayangkan buku = xBayangkan pensil = y
x + y = 3900
2x + 3y = 9200
3x + 3y = 11700
2x + 3y = 9200
................. Dikurang (-)
X = 2500
5x = 5(2500) = 12500