" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
A x
B x-y
C 3x
D (x+y)/3
E 2x-5=11
F x+x+1+x+2
G x+x+2+x+4
H x+y
I xy