" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
756= 6 + ( n-1)3
756 = 6 + 3n - 3
756 = 3 + 3n
252 = 1 + n maka di dapat n nya 251
sama untuk b dan c