" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
12r = 144 + 48
12r = 192
r = 192/12
r = 16
20s + 15 = 13s + 106
20s - 13s = 106 - 15
7s = 91
s = 91/7
s = 13