" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
pake permisalan yaa..
a = ratusan
b = puluhan
c = satuan
a + b + c = 9
angka satuan 3 lebih dari puluhannya -> c = b + 3
ratusan dan puluhan di tukar, hasilnya tetap sama, berarti angkanya sama -> a = b
a + b + c = 9
b + b + b + 3 = 9
3b + 3 = 9
3b = 9 - 3
3b = 6
b = 2
jadi angka itu adalah 225